Buttazzo, G., Giaquinta, M., & Hildebrandt, S. (1998). One-dimensional variational problems : an introduction / Giuseppe Buttazzo and Mariano Giaquinta, and Stefan Hildebrandt: An introduction. Clarendon Press.
Chicago Style (17th ed.) CitationButtazzo, Giuseppe, M. Giaquinta, and Stefan Hildebrandt. One-dimensional Variational Problems : An Introduction / Giuseppe Buttazzo and Mariano Giaquinta, and Stefan Hildebrandt: An Introduction. Oxford: Clarendon Press, 1998.
MLA (9th ed.) CitationButtazzo, Giuseppe, et al. One-dimensional Variational Problems : An Introduction / Giuseppe Buttazzo and Mariano Giaquinta, and Stefan Hildebrandt: An Introduction. Clarendon Press, 1998.
Warning: These citations may not always be 100% accurate.