Parker, G. H. (1930). THE COLOR CHANGES OF THE TREE TOAD IN RELATION TO NERVOUS AND HUMORAL CONTROL.
Dyfyniad Arddull ChicagoParker, G. H. THE COLOR CHANGES OF THE TREE TOAD IN RELATION TO NERVOUS AND HUMORAL CONTROL. 1930.
Dyfyniad MLAParker, G. H. THE COLOR CHANGES OF THE TREE TOAD IN RELATION TO NERVOUS AND HUMORAL CONTROL. 1930.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.