Andronov, A. A., Khaĭkin, S. Ė., & Lefschetz, S. (1949). Theory of oscillations (English language ed.). Princeton Univ. Press.
Chicago Style (17th ed.) CitationAndronov, A. A., S. Ė Khaĭkin, and Solomon Lefschetz. Theory of Oscillations. English language ed. Princeton: Princeton Univ. Press, 1949.
MLA (9th ed.) CitationAndronov, A. A., et al. Theory of Oscillations. English language ed. Princeton Univ. Press, 1949.
Warning: These citations may not always be 100% accurate.