APA (7th ed.) Citation

Maugham, W. S. (1950). An Irish gentleman. [publisher not identified].

Chicago Style (17th ed.) Citation

Maugham, W. Somerset. An Irish Gentleman. [Place of publication not identified]: [publisher not identified], 1950.

MLA (9th ed.) Citation

Maugham, W. Somerset. An Irish Gentleman. [publisher not identified], 1950.