Cita APA (7a ed.)

UNICEF & Bellamy, C. (2001). The state of the world's children 2001: Early childhood. UNICEF.

Cita Chicago Style (17a ed.)

UNICEF y Carol Bellamy. The State of the World's Children 2001: Early Childhood. New York: UNICEF, 2001.

Cita MLA (8a ed.)

UNICEF y Carol Bellamy. The State of the World's Children 2001: Early Childhood. UNICEF, 2001.