APA

Giuseppe Buttazzo, Mariano Giaquinta & Stefan Hildebrandt. (1998). One-dimensional variational problems: an introduction. : Oxford University Press.

Chicago

Giuseppe Buttazzo, Mariano Giaquinta and Stefan Hildebrandt. 1998. One-dimensional variational problems: an introduction. : Oxford University Press.

Harvard

Giuseppe Buttazzo, Mariano Giaquinta and Stefan Hildebrandt. (1998). One-dimensional variational problems: an introduction. : Oxford University Press.

MLA

Giuseppe Buttazzo, Mariano Giaquinta and Stefan Hildebrandt. One-dimensional variational problems: an introduction. : Oxford University Press. 1998.