Dyfyniad APA

Cember, H., & Johnson, T. E. (2009). Introduction to health physics (4th ed.). McGraw-Hill Medical.

Dyfyniad Arddull Chicago

Cember, Herman, and Thomas E. Johnson. Introduction to Health Physics. 4th ed. New York: McGraw-Hill Medical, 2009.

Dyfyniad MLA

Cember, Herman, and Thomas E. Johnson. Introduction to Health Physics. 4th ed. McGraw-Hill Medical, 2009.

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