APA-ийн эшлэл(7 дахь хэвлэлт)

Hartley, r. F. (1980). Retailing: Challenge and opportunity (2nd ed.). Houghston Mifflin.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Hartley, robert F. Retailing: Challenge and Opportunity. 2nd ed. London: Houghston Mifflin, 1980.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Hartley, robert F. Retailing: Challenge and Opportunity. 2nd ed. Houghston Mifflin, 1980.