APA (7th ed.) Citation

Quennell, P. (1946). Four portraits: Studies of the eighteenth century (2. impr.). Collins.

Chicago Style (17th ed.) Citation

Quennell, Peter. Four Portraits: Studies of the Eighteenth Century. 2. impr. London: Collins, 1946.

MLA (9th ed.) Citation

Quennell, Peter. Four Portraits: Studies of the Eighteenth Century. 2. impr. Collins, 1946.