Gaya APA
Cheong, Y, K. (1969).
X-Ray Fluorescence Analysis of Tin-Ores and Associated Products .
Kuala Lumpur:
Departement of Geology University of Malaya.
Gaya MLA
Cheong, Yee, Kok.
"X-Ray Fluorescence Analysis of Tin-Ores and Associated Products".
Kuala Lumpur:
Departement of Geology University of Malaya,
1969.
Text.