APA (7e ed.) Bronvermelding

Lawrence, K. E. (1982). The National nursing directory. ASPEN.

Chicago (17e ed.) Bronvermelding

Lawrence, Kenneth E. The National Nursing Directory. Rockville, Maryland, London: ASPEN, 1982.

MLA (9e ed.) Bronvermelding

Lawrence, Kenneth E. The National Nursing Directory. ASPEN, 1982.