Gaya APA
Spotts, M, ., F.
(1991).
Design of machine elements (Weeding)
(
6th ed.)
.
New Delhi:
Prentice Hall of India.
Gaya MLA
Spotts, M, ., F..
"Design of machine elements (Weeding)".
6th ed.
New Delhi:
Prentice Hall of India,
1991.
Text.