APA-ийн эшлэл(7 дахь хэвлэлт)

Drucker, P. F. (2017). The Theory of the Business. Harvard Business Review Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Drucker, Peter F. The Theory of the Business. Boston, Massachesutts: Harvard Business Review Press, 2017.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Drucker, Peter F. The Theory of the Business. Harvard Business Review Press, 2017.