Cita APA (7a ed.)

Ziglar, Z. (2001). You can reach the top. Magna.

Cita Chicago Style (17a ed.)

Ziglar, Zig. You Can Reach the Top. Mumbai: Magna, 2001.

Cita MLA (9a ed.)

Ziglar, Zig. You Can Reach the Top. Magna, 2001.