APA (7th ed.) Citation

Giaquinta, M., & Hildebrandt, S. (1981). A priori estimates for harmonic mappings. SFB 72.

Chicago Style (17th ed.) Citation

Giaquinta, Mariano, and Stefan Hildebrandt. A Priori Estimates for Harmonic Mappings. Bonn: SFB 72, 1981.

MLA (9th ed.) Citation

Giaquinta, Mariano, and Stefan Hildebrandt. A Priori Estimates for Harmonic Mappings. SFB 72, 1981.