Lanczos, C. (1977). Variational principles of mechanics .-4thed (4th ed.). University of Toronto Press.
استشهاد بنمط شيكاغوLanczos, Cornelius. Variational Principles of Mechanics .-4thed. 4th ed. Toronto: University of Toronto Press, 1977.
MLA استشهادLanczos, Cornelius. Variational Principles of Mechanics .-4thed. 4th ed. University of Toronto Press, 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.