Tobing, C. V. k. (2010). Speak out: Communicative practice materials for post-elementary & pre-intermediate students of english (Cet. 2.). Jakarta: HUP.
Chicago Style CitationTobing, Caroline V katemba. Speak Out: Communicative Practice Materials for Post-elementary & Pre-intermediate Students of English. Cet. 2. Jakarta: HUP, 2010.
MLA CitationTobing, Caroline V katemba. Speak Out: Communicative Practice Materials for Post-elementary & Pre-intermediate Students of English. Cet. 2. Jakarta: HUP, 2010.
Warning: These citations may not always be 100% accurate.