International family planning perspectives. [S.l.] , [S.l.] : [S.e.].
芝加哥风格引文International Family Planning Perspectives. [S.l.] , [S.l.] : [S.e.].
MLA引文International Family Planning Perspectives. [S.l.] , [S.l.] : [S.e.].
警告：这些引文格式不一定是100％准确.
APA引文