Citação norma APA

Nand, B., & Sharma, B. D. (1972). Spherical harmonics and partial differential equations (5th ed.). Kedar Nath Ram Nath publishers.

Citação norma Chicago

Nand, Brahma, and Bhu Dev Sharma. Spherical Harmonics and Partial Differential Equations. 5th ed. Meerut: Kedar Nath Ram Nath publishers, 1972.

Citação norma MLA

Nand, Brahma, and Bhu Dev Sharma. Spherical Harmonics and Partial Differential Equations. 5th ed. Kedar Nath Ram Nath publishers, 1972.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.