Dyfyniad APA

Isaac, J. P. (1971). Factors in the ruin of antiquity: A criticism of ancient civilization. Printed by Bryant Press.

Dyfyniad Arddull Chicago

Isaac, James Paton. Factors in the Ruin of Antiquity: A Criticism of Ancient Civilization. [S.l: Printed by Bryant Press, 1971.

Dyfyniad MLA

Isaac, James Paton. Factors in the Ruin of Antiquity: A Criticism of Ancient Civilization. Printed by Bryant Press, 1971.

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