Dyfyniad APA

Cressy-Marcks, V. (1932). Up the Amazon and over the Andes. Hodder & Stoughton.

Dyfyniad Arddull Chicago

Cressy-Marcks, Violet. Up the Amazon and over the Andes. London: Hodder & Stoughton, 1932.

Dyfyniad MLA

Cressy-Marcks, Violet. Up the Amazon and over the Andes. Hodder & Stoughton, 1932.

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