APA-ийн эшлэл(7 дахь хэвлэлт)

Rogers, J. (2004). Elementary Business English: Practice file. Pearson Education.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Rogers, John. Elementary Business English: Practice File. Essex: Pearson Education, 2004.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Rogers, John. Elementary Business English: Practice File. Pearson Education, 2004.