Gaya APA

Caves, R, E. et al (1990). World trade and payments : an introduction (5th ed.). Glenview, Illinois: Scott, Foresman/Little, Brown Higher Educatuion.

Gaya MLA

Caves, Richard, E.. et al. "World trade and payments : an introduction". 5th ed. Glenview, Illinois: Scott, Foresman/Little, Brown Higher Educatuion, 1990. Text.