APA Style
Ludema, K, C.
(1996).
Friction, wear, lubrication a textbook in tribology
.
Boca Raton:
CRC PRESS.
MLA Style
Ludema, Kenneth, C.
"Friction, wear, lubrication a textbook in tribology".
Boca Raton:
CRC PRESS,
1996.
Buku.