APA (7th ed.) Citation

Lorentz, G. G. (1977). Problems in approximation theory.

Chicago Style (17th ed.) Citation

Lorentz, George G. Problems in Approximation Theory. Fayetteville, 1977.

MLA (9th ed.) Citation

Lorentz, George G. Problems in Approximation Theory. 1977.

Warning: These citations may not always be 100% accurate.