APA aipamena

Heberer, G. (1982). Colo-rectal surgery. Springer-Verlag.

Chicago Style aipamena

Heberer, Georg. Colo-rectal Surgery. Berlin: Springer-Verlag, 1982.

MLA aipamena

Heberer, Georg. Colo-rectal Surgery. Springer-Verlag, 1982.