Style de citation APA (7e éd.)

Livingstone, I., & Ord, H. W. (1980). Economics for eastern Africa (Rev. and enl. ed.). Heinemann.

Style de citation Chicago (17e éd.)

Livingstone, Ian, et H. W. Ord. Economics for Eastern Africa. Rev. and enl. ed. Nairobi: Heinemann, 1980.

Style de citation MLA (9e éd.)

Livingstone, Ian, et H. W. Ord. Economics for Eastern Africa. Rev. and enl. ed. Heinemann, 1980.