APA (7th ed.) Citation

Spearman, C. (1937). Psychology down the ages / by C. Spearman. Macmillan.

Chicago Style (17th ed.) Citation

Spearman, C. Psychology Down the Ages / by C. Spearman. Macmillan, 1937.

MLA (9th ed.) Citation

Spearman, C. Psychology Down the Ages / by C. Spearman. Macmillan, 1937.

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