APA (7th ed.) Citation

Sobolev, S. L., Dawson, E. R., & Broadbent, T. A. A. Partial differential equations of mathematical physics. 1964.

Chicago Style (17th ed.) Citation

Sobolev, S. L., E. R. Dawson, and T. A. A. Broadbent. Partial Differential Equations of Mathematical Physics. Oxford: 1964.

MLA (8th ed.) Citation

Sobolev, S. L., et al. Partial Differential Equations of Mathematical Physics. 1964.