APA (7th ed.) Citation

Eckle, C., & Ostermeyer, G. (1939). Erbcharakterologische Zwillingsuntersuchungen. Barth.

Chicago Style (17th ed.) Citation

Eckle, Christian, and Gerda Ostermeyer. Erbcharakterologische Zwillingsuntersuchungen. Leipzig: Barth, 1939.

MLA (8th ed.) Citation

Eckle, Christian, and Gerda Ostermeyer. Erbcharakterologische Zwillingsuntersuchungen. Barth, 1939.

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