Gaya APA
Higgins, R, A. (1970).
Engineering Metallurgy : matallurgical process technology Part II (2).
Hongkong:
english language book society/ Hodder.
Gaya MLA
Higgins, Raymond, A..
"Engineering Metallurgy : matallurgical process technology Part II".
2
Hongkong:
english language book society/ Hodder,
1970.
Text.