Gaya APA
STRONG, Robert A. (1989).
Speculative markets : options,futures and hard assets .
Singapore:
Longman.
Gaya Chicago
STRONG, Robert A.
Speculative markets : options,futures and hard assets.
Singapore:
Longman,
1989.
Monograf.
Gaya MLA
STRONG, Robert A.
Speculative markets : options,futures and hard assets.
Singapore:
Longman,
1989.
Monograf.
Gaya Turabian
STRONG, Robert A.
Speculative markets : options,futures and hard assets.
Singapore:
Longman,
1989.
Monograf.