Cita APA (7th ed.)

Harlen, W. (1983). New trends in primary school science education. Paris : Unesco.

Cita Chicago (17th ed.)

Harlen, Wynne. New Trends in Primary School Science Education. Paris : Unesco, 1983.

Cita MLA (9th ed.)

Harlen, Wynne. New Trends in Primary School Science Education. Paris : Unesco, 1983.

Atenció: Aquestes cites poden no estar 100% correctes.