APA (7e ed.) Bronvermelding

Morris, V., & Butler, R. N. (1996). How to care for aging parents: A complete guide. Workman Publishing.

Chicago (17e ed.) Bronvermelding

Morris, Virginia, en Robert N. Butler. How to Care for Aging Parents: A Complete Guide. New York: Workman Publishing, 1996.

MLA (9e ed.) Bronvermelding

Morris, Virginia, en Robert N. Butler. How to Care for Aging Parents: A Complete Guide. Workman Publishing, 1996.