MLA

Dai, Feng, Dai, and Yuan Xu. Approximation Theory and Harmonic Analysis On Spheres and Balls. Dordrecht: Springer New York, 2013.

APA

Dai, F., Dai, D., & Xu, Y. (2013). Approximation Theory and Harmonic Analysis on Spheres and Balls. Dordrecht: Springer New York.

Chicago

Dai, Feng, Dai, and Yuan Xu. Approximation Theory and Harmonic Analysis On Spheres and Balls. Dordrecht: Springer New York, 2013.