Cita APA (7th ed.)

(2006). FACTS AT YOUR FINGERTIPS: MAMMALS. BROWN BEAR BOOKS.

Cita Chicago (17th ed.)

FACTS AT YOUR FINGERTIPS: MAMMALS. USA: BROWN BEAR BOOKS, 2006.

Cita MLA (9th ed.)

FACTS AT YOUR FINGERTIPS: MAMMALS. BROWN BEAR BOOKS, 2006.