Gaya APA

HS, S. (2007). Effective English 1A : for grade VII of junior high school first half - year (Cetakan Pertama). Solo: Tiga Serangkai Pustaka Mandiri.

Gaya MLA

HS, SOEGENG. "Effective English 1A : for grade VII of junior high school first half - year". Cetakan Pertama Solo: Tiga Serangkai Pustaka Mandiri, 2007. Text.