APA (7th ed.) Citation

Ritzenthaler, R. E. (1976). The effigy mound builders in Wisconsin. Lore.

Chicago Style (17th ed.) Citation

Ritzenthaler, Robert E. The Effigy Mound Builders in Wisconsin. [Milwaukee]: Lore, 1976.

MLA (9th ed.) Citation

Ritzenthaler, Robert E. The Effigy Mound Builders in Wisconsin. Lore, 1976.

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