Cowgill, W. (1979). The Indo-European long-vowel preterits.
Chicago Style (17th ed.) CitationCowgill, Warren. The Indo-European Long-vowel Preterits. 1979.
MLA (9th ed.) CitationCowgill, Warren. The Indo-European Long-vowel Preterits. 1979.
Warning: These citations may not always be 100% accurate.