APA aipamena

McGregor, J. M., & Rustin, M. H. (1994). Human papillomavirus and skin cancer. BMJ Group.

Chicago Style aipamena

McGregor, J. M., and M. H. Rustin. Human Papillomavirus and Skin Cancer. BMJ Group, 1994.

MLA aipamena

McGregor, J. M., and M. H. Rustin. Human Papillomavirus and Skin Cancer. BMJ Group, 1994.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.