Dyfyniad APA
Ruiter, L. d. (1955). Countershading in caterpillars: An analysis of its adaptive significance.
Dyfyniad Arddull Chicago
Ruiter, Leendert de. Countershading in Caterpillars: An Analysis of Its Adaptive Significance. [Groningen], 1955.
Dyfyniad MLA
Ruiter, Leendert de. Countershading in Caterpillars: An Analysis of Its Adaptive Significance. 1955.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.