APA Style
Walrond, G, W., Kumar, R. (1986).
OPTIONS DEVELOPING COUNTRIES IN MINING DEVELOPMENT .
:
The Macmillan Press Ltd.
MLA Style
Walrond, Grantley, W., Kumar, Raj.
"OPTIONS DEVELOPING COUNTRIES IN MINING DEVELOPMENT".
:
The Macmillan Press Ltd,
1986.
Text.