Dyfyniad APA

Kalthoff, K. (2001). Analysis of biological development (2nd ed.). McGraw-Hill.

Dyfyniad Arddull Chicago

Kalthoff, Klaus. Analysis of Biological Development. 2nd ed. Boston: McGraw-Hill, 2001.

Dyfyniad MLA

Kalthoff, Klaus. Analysis of Biological Development. 2nd ed. McGraw-Hill, 2001.

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