APA (7th ed.) Citation

Supplemental Education Association. (1930). Supplemental Education Association booklets and leaflets.

Chicago Style (17th ed.) Citation

Supplemental Education Association. Supplemental Education Association Booklets and Leaflets. 1930.

MLA (8th ed.) Citation

Supplemental Education Association. Supplemental Education Association Booklets and Leaflets. 1930.

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