APA (7th ed.) Citation

Cornelius, E. T. J. (1979). New english course. Jilid IV. English Language Services.

Chicago Style (17th ed.) Citation

Cornelius, Edwin T. Jr. New English Course. Jilid IV. English Language Services, 1979.

MLA (8th ed.) Citation

Cornelius, Edwin T. Jr. New English Course. Jilid IV. English Language Services, 1979.

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