Cita APA (7th ed.)

(2012). Papua New Guinea: Critical development constraints. Asian Development Bank.

Cita Chicago (17th ed.)

Papua New Guinea: Critical Development Constraints. Mandaluyong City, Metro Manila, Philipiines: Asian Development Bank, 2012.

Cita MLA (9th ed.)

Papua New Guinea: Critical Development Constraints. Asian Development Bank, 2012.