Marsden, J. E., & Tromba, A. J. (1988). Vector calculus (3rd ed.). W.H. Freeman.
Lua i Stíl Chicago (17ú heag.)Marsden, Jerrold E., agus Anthony J. Tromba. Vector Calculus. 3rd ed. New York: W.H. Freeman, 1988.
Lua MLA (9ú heag.)Marsden, Jerrold E., agus Anthony J. Tromba. Vector Calculus. 3rd ed. W.H. Freeman, 1988.
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