APA (7th ed.) Citation

Sampson, G., & Ibrahim, A. S. (1987). Model linguistik dewasa ini. Usaha Nasional.

Chicago Style (17th ed.) Citation

Sampson, Geoffrey, and Abd. Sukur Ibrahim. Model Linguistik Dewasa Ini. Usaha Nasional, 1987.

MLA (8th ed.) Citation

Sampson, Geoffrey, and Abd. Sukur Ibrahim. Model Linguistik Dewasa Ini. Usaha Nasional, 1987.

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