APA引文

Stein, E. M. (1976). Maximal functions: Spherical means.

Citação norma Chicago

Stein, Elias M. Maximal Functions: Spherical Means. 1976.

MLA引文

Stein, Elias M. Maximal Functions: Spherical Means. 1976.

警告：這些引文格式不一定是100％准確.