APA (7th ed.) Citation

Jena, J., Tjandraatmadja, h., & Kusuma K, Y. (2001). Mastering English 1: For SMA students, first year. Galaxy Puspa Mega.

Chicago Style (17th ed.) Citation

Jena, Jeremias, hardi Tjandraatmadja, and Yesi Kusuma K. Mastering English 1: For SMA Students, First Year. Galaxy Puspa Mega, 2001.

MLA (8th ed.) Citation

Jena, Jeremias, et al. Mastering English 1: For SMA Students, First Year. Galaxy Puspa Mega, 2001.