APA-ийн эшлэл(7 дахь хэвлэлт)

Dutwin, P., & Diamond, H. (1991). Writing the easy way: For school, business, and personal situations (2nd ed.). Barron's.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Dutwin, Phyllis, ба Harriet Diamond. Writing the Easy Way: For School, Business, and Personal Situations. 2nd ed. New York: Barron's, 1991.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Dutwin, Phyllis, ба Harriet Diamond. Writing the Easy Way: For School, Business, and Personal Situations. 2nd ed. Barron's, 1991.