APA (7e ed.) Bronvermelding

International Meeting on Organic Geochemistry Milan, Italy, Colombo, U., & Hobson, G. D. Advances in organic geochemistry: Proceedings of the international meeting in Milan, 1962.

Chicago (17e ed.) Bronvermelding

International Meeting on Organic Geochemistry Milan, Italy, Umberto Colombo, en George Douglas Hobson. Advances in Organic Geochemistry: Proceedings of the International Meeting in Milan, 1962.

MLA (9e ed.) Bronvermelding

International Meeting on Organic Geochemistry Milan, Italy, et al. Advances in Organic Geochemistry: Proceedings of the International Meeting in Milan, 1962.