Gaya APA

Rubin, A, D. (1973). The medical clinics of North America. Vol 57 / no.2. March.1973 (1973). : Philadelphia : W B Saunders Co.,.

Gaya MLA

Rubin, Arnold, D. "The medical clinics of North America. Vol 57 / no.2. March.1973". 1973 : Philadelphia : W B Saunders Co.,, 1973. Text.