APA (7th ed.) Citation

Burkhard, O. C., & Downs, L. G. (1939). Schreiben Sie deutsch! H. Holt and company.

Chicago Style (17th ed.) Citation

Burkhard, Oscar Carl, and Lynwood Gifford Downs. Schreiben Sie Deutsch! New York: H. Holt and company, 1939.

MLA (9th ed.) Citation

Burkhard, Oscar Carl, and Lynwood Gifford Downs. Schreiben Sie Deutsch! H. Holt and company, 1939.

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