Cita APA (7a ed.)

Launer, D. (2009). Navigation through the ages. Sheridan House.

Cita Chicago Style (17a ed.)

Launer, Donald. Navigation Through the Ages. Dobbs Ferry NY: Sheridan House, 2009.

Cita MLA (9a ed.)

Launer, Donald. Navigation Through the Ages. Sheridan House, 2009.