Dyfyniad APA

Peck, G. (1967). Two kinds of time. Boston: Houghton Mifflin Company.

Dyfyniad Arddull Chicago

Peck, Graham. Two Kinds of Time. Boston: Houghton Mifflin Company, 1967.

Dyfyniad MLA

Peck, Graham. Two Kinds of Time. Boston: Houghton Mifflin Company, 1967.

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