Forsyth, J. (1970). A grammar of aspect: Usage and meaning in the Russian verb. Cambridge Univ. Press.
Chicago Style (17th ed.) CitationForsyth, James. A Grammar of Aspect: Usage and Meaning in the Russian Verb. London [u.a.]: Cambridge Univ. Press, 1970.
MLA (9th ed.) CitationForsyth, James. A Grammar of Aspect: Usage and Meaning in the Russian Verb. Cambridge Univ. Press, 1970.
Warning: These citations may not always be 100% accurate.