APA Style

Elhart, , D., Hawke, G, , S. (1978). Scientific principles in nursing (8th ed). Saint Louis: C.V. Mosby Co.,.

MLA Style

Elhart, , Dorothy., Hawke, Gragg, , Shirley. "Scientific principles in nursing". 8th ed Saint Louis: C.V. Mosby Co.,, 1978. Text.