APA aipamena

Braluer, H., & Verma, Y. (1981). . Springer-Verlag.

Chicago Style aipamena

Braluer, H., and Y.B.G Verma. . Berlin: Springer-Verlag, 1981.

MLA aipamena

Braluer, H., and Y.B.G Verma. . Springer-Verlag, 1981.