APA (7th ed.) Citation

Nadler, L., & Nadler, Z. (1977). The conference book. Gulf Pub.

Chicago Style (17th ed.) Citation

Nadler, Leonard, and Zeace Nadler. The Conference Book. Houston, Tex: Gulf Pub, 1977.

MLA (9th ed.) Citation

Nadler, Leonard, and Zeace Nadler. The Conference Book. Gulf Pub, 1977.