APA (7th ed.) Citation

Wightwick, C. C. B., & Strubelt, H. W. (1974). Longman audio-lingual German / (by) C.C.B. Wightwick, H.W. Strubelt. Longman.

Chicago Style (17th ed.) Citation

Wightwick, Charles Christopher Brooke, and H W. Strubelt. Longman Audio-lingual German / (by) C.C.B. Wightwick, H.W. Strubelt. London: Longman, 1974.

MLA (9th ed.) Citation

Wightwick, Charles Christopher Brooke, and H W. Strubelt. Longman Audio-lingual German / (by) C.C.B. Wightwick, H.W. Strubelt. Longman, 1974.

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