APA-ийн эшлэл(7 дахь хэвлэлт)

STEWART IAN. (1987). BUSINESS WRITING WORK BOOK: A GUIDE TO DEFENSIVE WRITING SKILLS. I C A ENGLAND KOGAN PAGE LTD.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

STEWART IAN. BUSINESS WRITING WORK BOOK: A GUIDE TO DEFENSIVE WRITING SKILLS. LONDON: I C A ENGLAND KOGAN PAGE LTD, 1987.

MLA -ийн эшлэл (9 дэх хэвлэлт)

STEWART IAN. BUSINESS WRITING WORK BOOK: A GUIDE TO DEFENSIVE WRITING SKILLS. I C A ENGLAND KOGAN PAGE LTD, 1987.