April, E. W. (1980). Anatomy: PreTest self-assessment and review. McGraw-Hill.
Dyfyniad Arddull ChicagoApril, Ernest W. Anatomy: PreTest Self-assessment and Review. New York: McGraw-Hill, 1980.
Dyfyniad MLAApril, Ernest W. Anatomy: PreTest Self-assessment and Review. McGraw-Hill, 1980.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.