Gaya APA

Billings, D, M. (1982). Medical Surgical Nursing: Common health problems of adults and children across the life span (ed. 1). Toronto: Mosby Company.

Gaya MLA

Billings, Diane, McGovern. "Medical Surgical Nursing: Common health problems of adults and children across the life span". ed. 1 Toronto: Mosby Company, 1982. Monograf.