APA (7th ed.) Citation

Quennell, P. (1965). Four portraits: Studies of the eighteenth century (Rev. ed.). Collins.

Chicago Style (17th ed.) Citation

Quennell, Peter. Four Portraits: Studies of the Eighteenth Century. Rev. ed. London: Collins, 1965.

MLA (9th ed.) Citation

Quennell, Peter. Four Portraits: Studies of the Eighteenth Century. Rev. ed. Collins, 1965.