Lovelock, D., & Rund, H. (1975). Tensors, differential forms, and variational principles. Wiley.
Chicago Style (17th ed.) CitationLovelock, David, and Hanno Rund. Tensors, Differential Forms, and Variational Principles. New York (u.a.): Wiley, 1975.
MLA (9th ed.) CitationLovelock, David, and Hanno Rund. Tensors, Differential Forms, and Variational Principles. Wiley, 1975.
Warning: These citations may not always be 100% accurate.