APA-ийн эшлэл(7 дахь хэвлэлт)

Timberlake, L. (1994). Africa in crisis: The Causes, the cures of environmental bankruptcy. E.A. Educational Pub..

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Timberlake, Lloyd. Africa in Crisis: The Causes, the Cures of Environmental Bankruptcy. Nairobi - Kenya: E.A. Educational Pub., 1994.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Timberlake, Lloyd. Africa in Crisis: The Causes, the Cures of Environmental Bankruptcy. E.A. Educational Pub., 1994.