Gaya APA
NIEMANN, G, &, H, W. (0).
Machine elements : design and calculation in mechanical engineering ( 2 ) .
New York:
Springer Verlag.
Gaya MLA
NIEMANN, Gustav, &, H., Winter.
"Machine elements : design and calculation in mechanical engineering ( 2 )".
New York:
Springer Verlag,
0.
Buku.