Cita APA (7th ed.)

Unesco. Principal Regional Office for Asia and the Pacific. (1991). Popularization of science and technology ; delivery systems for out-of-school science activities including regional science olympiad. Unesco.

Cita Chicago (17th ed.)

Unesco. Principal Regional Office for Asia and the Pacific. Popularization of Science and Technology ; Delivery Systems for Out-of-school Science Activities Including Regional Science Olympiad. Bangkok: Unesco, 1991.

Cita MLA (9th ed.)

Unesco. Principal Regional Office for Asia and the Pacific. Popularization of Science and Technology ; Delivery Systems for Out-of-school Science Activities Including Regional Science Olympiad. Unesco, 1991.