APA استشهاد

Baccetti, B. (1970). Comparative Spermatology: Proceesigs of the International Symposium, helin Rome and Siena, 1-5 July 1969. Academic Press.

استشهاد بنمط شيكاغو

Baccetti, Baccio. Comparative Spermatology: Proceesigs of the International Symposium, Helin Rome and Siena, 1-5 July 1969. Rome: Academic Press, 1970.

MLA استشهاد

Baccetti, Baccio. Comparative Spermatology: Proceesigs of the International Symposium, Helin Rome and Siena, 1-5 July 1969. Academic Press, 1970.