Dyfyniad APA

Dittmer, H. J. (1964). Phylogeny and form in the plant kingdom. East west.

Dyfyniad Arddull Chicago

Dittmer, Howard J. Phylogeny and Form in the Plant Kingdom. New delhi: East west, 1964.

Dyfyniad MLA

Dittmer, Howard J. Phylogeny and Form in the Plant Kingdom. East west, 1964.

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