APA (7e ed.) Bronvermelding

Brennan, W. T., & Ludwig, D. J. (1964). Guide to problems and pratices in firts aid and civil defense. W.C. Brown.

Chicago (17e ed.) Bronvermelding

Brennan, William T., en Donald J. Ludwig. Guide to Problems and Pratices in Firts Aid and Civil Defense. Dubuque, Iowa: W.C. Brown, 1964.

MLA (9e ed.) Bronvermelding

Brennan, William T., en Donald J. Ludwig. Guide to Problems and Pratices in Firts Aid and Civil Defense. W.C. Brown, 1964.