Gaya APA
BLACK,John. (1980).
Current Issues in Commercial Policy and Diplomacy .
London:
Macmillan Press.
Gaya Chicago
BLACK,John.
Current Issues in Commercial Policy and Diplomacy.
London:
Macmillan Press,
1980.
Monograf.
Gaya MLA
BLACK,John.
Current Issues in Commercial Policy and Diplomacy.
London:
Macmillan Press,
1980.
Monograf.
Gaya Turabian
BLACK,John.
Current Issues in Commercial Policy and Diplomacy.
London:
Macmillan Press,
1980.
Monograf.