APA (7th ed.) Citation

Linguaphone Institute of America. (1971). Deutscher kursus. Linguaphone Institute Limited.

Chicago Style (17th ed.) Citation

Linguaphone Institute of America. Deutscher Kursus. London: Linguaphone Institute Limited, 1971.

MLA (9th ed.) Citation

Linguaphone Institute of America. Deutscher Kursus. Linguaphone Institute Limited, 1971.

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