Gaya APA
Scammell, W.M.. (1974).
International trade and payment .
London:
Macmillan.
Gaya Chicago
Scammell, W.M..
International trade and payment.
London:
Macmillan,
1974.
Tesis.
Gaya MLA
Scammell, W.M..
International trade and payment.
London:
Macmillan,
1974.
Tesis.
Gaya Turabian
Scammell, W.M..
International trade and payment.
London:
Macmillan,
1974.
Tesis.