Gaya APA
Drysdale, John. (1986).
The money puzzle .
Singapore:
Federal Publications (S) Pte Ltd.
Gaya Chicago
Drysdale, John.
The money puzzle.
Singapore:
Federal Publications (S) Pte Ltd,
1986.
Text.
Gaya MLA
Drysdale, John.
The money puzzle.
Singapore:
Federal Publications (S) Pte Ltd,
1986.
Text.
Gaya Turabian
Drysdale, John.
The money puzzle.
Singapore:
Federal Publications (S) Pte Ltd,
1986.
Print.