Gaya APA

Niemann, G., M.A., K, L. (1978). MACHINE ELEMENTS : DESIGN AND CALCULATION IN MECHANICAL ENGINEERING VOLUME 1 . New York: Springer-Verlag Berlin Heidelberg.

Gaya MLA

Niemann, Gustav., M.A., K., Lakshminarayana,. "MACHINE ELEMENTS : DESIGN AND CALCULATION IN MECHANICAL ENGINEERING VOLUME 1". New York: Springer-Verlag Berlin Heidelberg, 1978. Text.