APA-viite (7. p.)

Mensah-Ofei A, Bakani, F., & Walo, T. (1989). Five year commodity investment programme- minor crop expansion and diversification project (MCEDP): Phase three 1990-1994., project document. Dept. of Agriculture and Livestock.

Chicago-viite (17. p.)

Mensah-Ofei A, F. Bakani, ja T. Walo. Five Year Commodity Investment Programme- Minor Crop Expansion and Diversification Project (MCEDP): Phase Three 1990-1994., Project Document. Konedobu, Port Moresby: Dept. of Agriculture and Livestock, 1989.

MLA-viite (9. p.)

Mensah-Ofei A, et al. Five Year Commodity Investment Programme- Minor Crop Expansion and Diversification Project (MCEDP): Phase Three 1990-1994., Project Document. Dept. of Agriculture and Livestock, 1989.