Cita APA (7a ed.)

Mayer, F., & Spencer, H. Chakkar: Polo around the world. Herbert Spencer.

Cita Chicago Style (17a ed.)

Mayer, Fred, y Herbert Spencer. Chakkar: Polo Around the World. : Herbert Spencer.

Cita MLA (9a ed.)

Mayer, Fred, y Herbert Spencer. Chakkar: Polo Around the World. Herbert Spencer.