Dyfyniad APA

Eisentacdt, a. (1981). Witness to nature. Thames and Hudson.

Dyfyniad Arddull Chicago

Eisentacdt, alfred. Witness to Nature. London: Thames and Hudson, 1981.

Dyfyniad MLA

Eisentacdt, alfred. Witness to Nature. Thames and Hudson, 1981.

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