Harcourt Brace Jovanovich, Duck, S., & Gilmour, R. (1981). Personal relationships. Academic Press, a subsidiary of Harcourt Brace Jovanovich, Publishers.
Style de citation Chicago (17e éd.)Harcourt Brace Jovanovich, Steve Duck, et Robin Gilmour. Personal Relationships. London [i pozostałe]: Academic Press, a subsidiary of Harcourt Brace Jovanovich, Publishers, 1981.
Style de citation MLA (9e éd.)Harcourt Brace Jovanovich, et al. Personal Relationships. Academic Press, a subsidiary of Harcourt Brace Jovanovich, Publishers, 1981.
Attention : ces citations peuvent ne pas être correctes à 100%.