APA-ийн эшлэл(7 дахь хэвлэлт)

Stamp, L. (1973). An Intermediate commercial geography P-I Commodities & world trade (5th.). Longman Group ltd.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Stamp, L. An Intermediate Commercial Geography P-I Commodities & World Trade. 5th. London: Longman Group ltd, 1973.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Stamp, L. An Intermediate Commercial Geography P-I Commodities & World Trade. 5th. Longman Group ltd, 1973.