APA (7th ed.) Citation

Martens, C., & Martens, P. (1965). Phonetik der deutschen Sprache praktische Aussprachelehre / [by] C. Martens [and] P. Martens (2nd ed.). Hueber Verlag.

Chicago Style (17th ed.) Citation

Martens, C., and P. Martens. Phonetik Der Deutschen Sprache Praktische Aussprachelehre / [by] C. Martens [and] P. Martens. 2nd ed. Hueber Verlag, 1965.

MLA (9th ed.) Citation

Martens, C., and P. Martens. Phonetik Der Deutschen Sprache Praktische Aussprachelehre / [by] C. Martens [and] P. Martens. 2nd ed. Hueber Verlag, 1965.

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