September – October 1993May – June 1993November – December 1992July – August 1992May – June 1992January – February 1992September – October – November – December 1991July – August 1991May – June 1991March – April 1991January – February 1991November – December 1990May – June 1990March – April 1990January – February 1990November – December 1989July – August – September – October 1989May – June 1989March – April 1989January – February 1989November – December 1988September – October 1988July – August 1988May – June 1988March – April 1988November – December 1987September – October 1987July – August 1987May – June 1987January – February 1987November – December 1986September – October 1986July – August 1986May – June 1986March – April 1986January – February 1986November – December 1985September – October 1985May – June 1985March – April 1985November – December 1984September – October 19841984 July – August May – June 1984March – April 1984January – February 1984November – December 1983July – August 1983May – June 1983March – April 1983January – February 19831982 International InquirySeptember – October 1982July – August 1982April – May 1982March – April 1982January – February 1982September – December 1981May – June 1981January – February 1981 Special EditionJanuary – February 1981November – December 1980May – June 1980March – April 1980January – February 1980November – December 1979July – August 1979May – June 1979March – April 1979January – February 1979December 1978October – November 1978August – September 1977May – June – July 1978March – April 1978January – February 1978September – October 1977July – August 1977May – June 1977March – April 1977January – February 1977November – December 1977November – December 1976September – October 1976July – August 1976May – June 1976March – April 1976November – December 1975July – August 1975May – June 1975March – April 1975January – February 1975September – December 1974July – August 1974May – June 1974March – April 1974January – February 1974December 1973 Special IssueMay – June 1973October – November 1972April – May 1972February – March 1972December 1971 – January 1972October – November 1971August – September 1971June – July 1971April – May 1971February – March 1971January 1971December 1970October 1970August 1970June 1970
