Cita APA (7a ed.)

Chandler, C. (1979). Hello, I must be going: Groucho and his friends. Penguin Books.

Cita Chicago Style (17a ed.)

Chandler, Charlotte. Hello, I Must Be Going: Groucho and His Friends. Harmondsworth, Eng. ; New York: Penguin Books, 1979.

Cita MLA (9a ed.)

Chandler, Charlotte. Hello, I Must Be Going: Groucho and His Friends. Penguin Books, 1979.