Cita APA (7th ed.)

Green, C. E. (1981). Advice to clever children. Institute of Psychophysical Research.

Cita Chicago (17th ed.)

Green, Celia Elizabeth. Advice to Clever Children. Oxford: Institute of Psychophysical Research, 1981.

Cita MLA (9th ed.)

Green, Celia Elizabeth. Advice to Clever Children. Institute of Psychophysical Research, 1981.