APA (7th ed.) Citation

O'Brien, M. A. (1930). New English-Russian and Russian-English dictionary (new orthography) / by M.A. O'Brien. Allen and Unwin.

Chicago Style (17th ed.) Citation

O'Brien, M. A. New English-Russian and Russian-English Dictionary (new Orthography) / by M.A. O'Brien. Allen and Unwin, 1930.

MLA (9th ed.) Citation

O'Brien, M. A. New English-Russian and Russian-English Dictionary (new Orthography) / by M.A. O'Brien. Allen and Unwin, 1930.

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