APA (7th ed.) Citation

Ellens, J. H. (1995). The Collapse of Ancient States and Civilizations. Journal of psychology and christianity, 14(3), 280-281.

Chicago Style (17th ed.) Citation

Ellens, J. Harold. "The Collapse of Ancient States and Civilizations." Journal of Psychology and Christianity 14, no. 3 (1995): 280-281.

MLA (9th ed.) Citation

Ellens, J. Harold. "The Collapse of Ancient States and Civilizations." Journal of Psychology and Christianity, vol. 14, no. 3, 1995, pp. 280-281.

Warning: These citations may not always be 100% accurate.