APA(7版)引用形式

Não informado. (1989). Current Opinion in Obstetrics and Gynecology. Rapid Science Publishers.

Chicagoスタイル(17版)引用形式

Não informado. Current Opinion in Obstetrics and Gynecology. London: Rapid Science Publishers, 1989.

MLA(8版)引用形式

Não informado. Current Opinion in Obstetrics and Gynecology. Rapid Science Publishers, 1989.

警告: この引用は必ずしも正確ではありません.