APA (7th ed.) Citation

Nicolson, N. (1987). Portrait of a marriage (6. impr.). Weidenfeld and Nicolson.

Chicago Style (17th ed.) Citation

Nicolson, Nigel. Portrait of a Marriage. 6. impr. London: Weidenfeld and Nicolson, 1987.

MLA (9th ed.) Citation

Nicolson, Nigel. Portrait of a Marriage. 6. impr. Weidenfeld and Nicolson, 1987.

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