Dyfyniad APA

Christensen, B. L., & Kockrow, E. O. (2003). Foundations of nursing (4th ed.). Mosby.

Dyfyniad Arddull Chicago

Christensen, Barbara Lauritsen, and Elaine Oden Kockrow. Foundations of Nursing. 4th ed. St. Louis: Mosby, 2003.

Dyfyniad MLA

Christensen, Barbara Lauritsen, and Elaine Oden Kockrow. Foundations of Nursing. 4th ed. Mosby, 2003.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.