APA (7th ed.) Citation

Black, D. E. (1973). An employment and output projection model for Kenya and Nairobi (Rev. version.).

Chicago Style (17th ed.) Citation

Black, David E. An Employment and Output Projection Model for Kenya and Nairobi. Rev. version. Nairobi, 1973.

MLA (9th ed.) Citation

Black, David E. An Employment and Output Projection Model for Kenya and Nairobi. Rev. version. 1973.