APA aipamena

Hill, D. A. (2013). Life: Pre-Intermediate. Teacher's Book . B1 (Vietnam edtion.). Singapore: National Geographic Learning; Cengage Learning.

Chicago Style aipamena

Hill, David A. Life: Pre-Intermediate. Teacher's Book . B1. Vietnam edtion. Singapore: National Geographic Learning; Cengage Learning, 2013.

MLA aipamena

Hill, David A. Life: Pre-Intermediate. Teacher's Book . B1. Vietnam edtion. Singapore: National Geographic Learning; Cengage Learning, 2013.