APA (7th ed.) Citation

Giaquinta, M., & Hildebrandt, S. (2004). Calculus of Variations I. Springer Berlin Heidelberg.

Chicago Style (17th ed.) Citation

Giaquinta, Mariano, and Stefan Hildebrandt. Calculus of Variations I. Berlin, Heidelberg: Springer Berlin Heidelberg, 2004.

MLA (9th ed.) Citation

Giaquinta, Mariano, and Stefan Hildebrandt. Calculus of Variations I. Springer Berlin Heidelberg, 2004.