APA

National Cancer Institute (U.S.), . (19). An information storage and retrieval system for the study of Hodgkins disease. [Washington, D.C: .

Chicago

National Cancer Institute (U.S.), . 19. An information storage and retrieval system for the study of Hodgkins disease. [Washington, D.C: .

Harvard

National Cancer Institute (U.S.), . (19). An information storage and retrieval system for the study of Hodgkins disease. [Washington, D.C: .

MLA

National Cancer Institute (U.S.), . An information storage and retrieval system for the study of Hodgkins disease. [Washington, D.C: . 19.