Dyfyniad APA

HALL, C. (2013). What is nursing? 3rd ed.

Dyfyniad Arddull Chicago

HALL, Carol. What Is Nursing? 3rd ed, 2013.

Dyfyniad MLA

HALL, Carol. What Is Nursing? 3rd ed, 2013.

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