Cita APA (7th ed.)

Unesco. (1979). New Unesco source book for science teaching. Unesco, ; University press.

Cita Chicago (17th ed.)

Unesco. New Unesco Source Book for Science Teaching. Paris, Hyderabad, India: Unesco, ; University press, 1979.

Cita MLA (8th ed.)

Unesco. New Unesco Source Book for Science Teaching. Unesco, ; University press, 1979.