Cita APA (7th ed.)

J. Whitaker & Sons. (1988). Whitaker's books in print. J. Whitaker & Sons.

Cita Chicago (17th ed.)

J. Whitaker & Sons. Whitaker's Books in Print. London: J. Whitaker & Sons, 1988.

Cita MLA (9th ed.)

J. Whitaker & Sons. Whitaker's Books in Print. J. Whitaker & Sons, 1988.