APA (7th ed.) Citation

Hearnshaw, L. S. (1966). The comparative psychology of mental development. Athlone.

Chicago Style (17th ed.) Citation

Hearnshaw, Leslie Spencer. The Comparative Psychology of Mental Development. London: Athlone, 1966.

MLA (9th ed.) Citation

Hearnshaw, Leslie Spencer. The Comparative Psychology of Mental Development. Athlone, 1966.

Warning: These citations may not always be 100% accurate.