APA (7th ed.) Citation

Sihotang, D. P., Laming, D. J., Madjid, A., & Dwi Priyanto, W. (2001). Window on the world: A new approach to learning english for SMU year 3, based on the 1994 curriculum 1999 revised GBPP. Erlangga.

Chicago Style (17th ed.) Citation

Sihotang, Dion P., David James Laming, Alauddin Madjid, and Wahyu Dwi Priyanto. Window on the World: A New Approach to Learning English for SMU Year 3, Based on the 1994 Curriculum 1999 Revised GBPP. Erlangga, 2001.

MLA (8th ed.) Citation

Sihotang, Dion P., et al. Window on the World: A New Approach to Learning English for SMU Year 3, Based on the 1994 Curriculum 1999 Revised GBPP. Erlangga, 2001.