APA (7th ed.) Citation

Sauer, W. American English pronunciation: A drillbook. Winter.

Chicago Style (17th ed.) Citation

Sauer, Walter. American English Pronunciation: A Drillbook. Heidelberg: Winter.

MLA (9th ed.) Citation

Sauer, Walter. American English Pronunciation: A Drillbook. Winter.

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