Cita APA

Gale Group, Reis, H. T., & Sprecher, S. (2009). Encyclopedia of human relationships. Sage Publications.

Citación estilo Chicago

Gale Group, Harry T. Reis, and Susan Sprecher. Encyclopedia of Human Relationships. Thousand Oaks, Calif: Sage Publications, 2009.

Cita MLA

Gale Group, et al. Encyclopedia of Human Relationships. Sage Publications, 2009.

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