Cite
Politics by Humans: Research on American Leadership (Book).
MLA
Barker, Anthony. “Politics by Humans: Research on American Leadership (Book).” Political Studies, vol. 38, no. 1, Mar. 1990, p. 155. 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=asx&AN=13534305&authtype=sso&custid=ns315887.
APA
Barker, A. (1990). Politics by Humans: Research on American Leadership (Book). Political Studies, 38(1), 155.
Chicago
Barker, Anthony. 1990. “Politics by Humans: Research on American Leadership (Book).” Political Studies 38 (1): 155. 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=asx&AN=13534305&authtype=sso&custid=ns315887.