APA (7th ed.) Citation

Duck, S. (1990). Personal relationships and social support. Sage.

Chicago Style (17th ed.) Citation

Duck, Steve. Personal Relationships and Social Support. London [u.a.]: Sage, 1990.

MLA (8th ed.) Citation

Duck, Steve. Personal Relationships and Social Support. Sage, 1990.

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