APA (7th ed.) Citation

Bunjes, W. E., & Dittmer, D. M. (1972). A systematic approach to English pronunciation (1. Aufl.). Hueber.

Chicago Style (17th ed.) Citation

Bunjes, Werner E., and Detlev M. Dittmer. A Systematic Approach to English Pronunciation. 1. Aufl. München: Hueber, 1972.

MLA (9th ed.) Citation

Bunjes, Werner E., and Detlev M. Dittmer. A Systematic Approach to English Pronunciation. 1. Aufl. Hueber, 1972.