Spreading Deserts--The Hand of Man. Worldwatch Paper 13.

MLA

Worldwatch Inst., Washington, DC., et al. Spreading Deserts--The Hand of Man. Worldwatch Paper 13. 1 Aug. 1977. EBSCOhost, widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=eric&AN=ED144861&authtype=sso&custid=ns315887.

APA

Worldwatch Inst., W. D., Eckholm, E., & Brown, L. R. (1977). Spreading Deserts--The Hand of Man. Worldwatch Paper 13.

Chicago

Worldwatch Inst., Washington, DC., Erik Eckholm, and Lester R. Brown. 1977. “Spreading Deserts--The Hand of Man. Worldwatch Paper 13.” http://widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=eric&AN=ED144861&authtype=sso&custid=ns315887.