Cita APA (7a ed.)

Schreiber, J. (1983). Eastern hemisphere: Europe, Asia, Africa, and Oceania. Scott, Foresman.

Cita Chicago Style (17a ed.)

Schreiber, Joan. Eastern Hemisphere: Europe, Asia, Africa, and Oceania. Glenview, Ill. [u.a.]: Scott, Foresman, 1983.

Cita MLA (9a ed.)

Schreiber, Joan. Eastern Hemisphere: Europe, Asia, Africa, and Oceania. Scott, Foresman, 1983.