APA (7th ed.) Citation

Younker, R. W. (1999). The emergence of the Ammonites. Ancient Ammon, 189-218.

Chicago Style (17th ed.) Citation

Younker, Randall W. "The Emergence of the Ammonites." Ancient Ammon 1999: 189-218.

MLA (9th ed.) Citation

Younker, Randall W. "The Emergence of the Ammonites." Ancient Ammon, 1999, pp. 189-218.

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