Citazione Stile APA (7a Edizione)

Bergstein, N. A. M. (1973). Liver and pregnancy. Excerpta Medica; [distributed in the U.S.A. and Canada by American Elsevier, New York.

Citazione stile Chigago Style (17a edizione)

Bergstein, N. A. M. Liver and Pregnancy. Amsterdam: Excerpta Medica; [distributed in the U.S.A. and Canada by American Elsevier, New York, 1973.

Citatione MLA (8a ed.)

Bergstein, N. A. M. Liver and Pregnancy. Excerpta Medica; [distributed in the U.S.A. and Canada by American Elsevier, New York, 1973.