APA
Programmed learning, . (1976). Programmed learning course on Hepatitis B surface antigen (HB Ag) and Antibody to hepatitis b surface antigen ( anti-HB). Laboratories, North Chicago: .
Chicago
Programmed learning, . 1976. Programmed learning course on Hepatitis B surface antigen (HB Ag) and Antibody to hepatitis b surface antigen ( anti-HB). Laboratories, North Chicago: .
Harvard
Programmed learning, . (1976). Programmed learning course on Hepatitis B surface antigen (HB Ag) and Antibody to hepatitis b surface antigen ( anti-HB). Laboratories, North Chicago: .
MLA
Programmed learning, . Programmed learning course on Hepatitis B surface antigen (HB Ag) and Antibody to hepatitis b surface antigen ( anti-HB). Laboratories, North Chicago: . 1976.