Gaya APA

dkk., Z, J, S, M, D, T. (). English for SMP (Teacher's Book One) . Jakarta: PT. Gramedia.

Gaya MLA

dkk., Z., Jamil,, S.P.,, M.S.,, Dip., TEFL,. "English for SMP (Teacher's Book One)". Jakarta: PT. Gramedia, . Text.