APA
National Institutes of Health (U.S.), . (1970). Equivalency and proficiency testing: descriptive compilation of existing testing programs in allied health and other health occupations, with annotated bibliography. [Washington, D.C: .
Chicago
National Institutes of Health (U.S.), . 1970. Equivalency and proficiency testing: descriptive compilation of existing testing programs in allied health and other health occupations, with annotated bibliography. [Washington, D.C: .
Harvard
National Institutes of Health (U.S.), . (1970). Equivalency and proficiency testing: descriptive compilation of existing testing programs in allied health and other health occupations, with annotated bibliography. [Washington, D.C: .
MLA
National Institutes of Health (U.S.), . Equivalency and proficiency testing: descriptive compilation of existing testing programs in allied health and other health occupations, with annotated bibliography. [Washington, D.C: . 1970.