APA (7th ed.) Citation

Harcourt Brace Jovanovich, Duck, S., & Gilmour, R. (1981). Personal relationships. Academic Press, a subsidiary of Harcourt Brace Jovanovich, Publishers.

Chicago Style (17th ed.) Citation

Harcourt Brace Jovanovich, Steve Duck, and Robin Gilmour. Personal Relationships. London [i pozostałe]: Academic Press, a subsidiary of Harcourt Brace Jovanovich, Publishers, 1981.

MLA (9th ed.) Citation

Harcourt Brace Jovanovich, et al. Personal Relationships. Academic Press, a subsidiary of Harcourt Brace Jovanovich, Publishers, 1981.