APA (7th ed.) Citation

Newman, L., & Souza, D. (1989). Heather has two mommies. In Other Words Publishing.

Chicago Style (17th ed.) Citation

Newman, Lesléa, and Diana Souza. Heather Has Two Mommies. Northampton, Mass.: In Other Words Publishing, 1989.

MLA (8th ed.) Citation

Newman, Lesléa, and Diana Souza. Heather Has Two Mommies. In Other Words Publishing, 1989.