Cita APA (7a ed.)

Hansen, J. R. (2014). A difficult par: Robert Trent Jones Sr. and the making of modern golf. Gotham Books.

Cita Chicago Style (17a ed.)

Hansen, James R. A Difficult Par: Robert Trent Jones Sr. and the Making of Modern Golf. New York: Gotham Books, 2014.

Cita MLA (8a ed.)

Hansen, James R. A Difficult Par: Robert Trent Jones Sr. and the Making of Modern Golf. Gotham Books, 2014.

Precaución: Estas citas no son 100% exactas.