Gaya APA
Tan, Ronald H.L.. (1981).
The gold market .
Singapora:
Singapora university Press .
Gaya Chicago
Tan, Ronald H.L..
The gold market.
Singapora:
Singapora university Press ,
1981.
Text.
Gaya MLA
Tan, Ronald H.L..
The gold market.
Singapora:
Singapora university Press ,
1981.
Text.
Gaya Turabian
Tan, Ronald H.L..
The gold market.
Singapora:
Singapora university Press ,
1981.
Print.