Gaya APA

Hellman, S. et al (1983). Conservative Management of Breast Cancer: New Surgical and Radiotherapeutic Techniques . London: J.B. Lippincott.

Gaya MLA

Hellman, Samuel. et al. "Conservative Management of Breast Cancer: New Surgical and Radiotherapeutic Techniques". London: J.B. Lippincott, 1983. print.