APA

Obeng L. A., Wright F. W. & Banco Mundial (Washington D. (1987). The co-composting of domestic solid and human wastes. Washington, D. C: Banco Mundial.

Chicago

Obeng Letitia A, Wright Frederick W and Banco Mundial (Washington D.C.). 1987. The co-composting of domestic solid and human wastes. Washington, D. C: Banco Mundial.

Harvard

Obeng L. A., Wright F. W. and Banco Mundial (Washington D. (1987). The co-composting of domestic solid and human wastes. Washington, D. C: Banco Mundial.

MLA

Obeng Letitia A, Wright Frederick W and Banco Mundial (Washington D.C.). The co-composting of domestic solid and human wastes. Washington, D. C: Banco Mundial. 1987.