APA (7th ed.) Citation

Lessing, D. M. (1966). A proper marriage / by D. Lessing. Panther.

Chicago Style (17th ed.) Citation

Lessing, Doris May. A Proper Marriage / by D. Lessing. Panther, 1966.

MLA (9th ed.) Citation

Lessing, Doris May. A Proper Marriage / by D. Lessing. Panther, 1966.

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