Cita APA (7th ed.)

Cummins, M. (1970). The monkey puzzle. Mills & Boon.

Cita Chicago (17th ed.)

Cummins, Mary. The Monkey Puzzle. London: Mills & Boon, 1970.

Cita MLA (8th ed.)

Cummins, Mary. The Monkey Puzzle. Mills & Boon, 1970.