Cita APA (7th ed.)

Kaufman, B. (1966). Up the down-stair case. Avon Books.

Cita Chicago (17th ed.)

Kaufman, Bel. Up the Down-stair Case. New York, Estados Unidos: Avon Books, 1966.

Cita MLA (9th ed.)

Kaufman, Bel. Up the Down-stair Case. Avon Books, 1966.