Cita APA

Richard, D. (1990). Seling to win: Tested techniques for clossing the sale. Universal Book Stall.

Citación estilo Chicago

Richard, Denny. Seling to Win: Tested Techniques for Clossing the Sale. New Delhi: Universal Book Stall, 1990.

Cita MLA

Richard, Denny. Seling to Win: Tested Techniques for Clossing the Sale. Universal Book Stall, 1990.