APA (7th ed.) Citation

INDRO, D. S. (1986). Basic English for students of economics. UPN.

Chicago Style (17th ed.) Citation

INDRO, Devi Suprasti. Basic English for Students of Economics. UPN, 1986.

MLA (8th ed.) Citation

INDRO, Devi Suprasti. Basic English for Students of Economics. UPN, 1986.

Warning: These citations may not always be 100% accurate.