Gaya APA
HERSEY, M, D. (1966).
THEORY AND RESEARCH IN LUBRICATION: FOUNDATION FOR FUTURE DEVELOPMENT .
New York:
JOHN WILEY & SONS.
Gaya MLA
HERSEY, Mayo, Dyer.
"THEORY AND RESEARCH IN LUBRICATION: FOUNDATION FOR FUTURE DEVELOPMENT".
New York:
JOHN WILEY & SONS,
1966.
Textbook.