APA
PROTA international workshop, Schmelzer G. H., Omino E. A. & Plant Resources of Tropical Africa. (2003). Proceedings of the first PROTA international workshop 23-25, septemb er 2002, Nairobi, Kenya. Wageningen, Netherlands: PROTA Foundation.
Chicago
PROTA international workshop, Schmelzer G H, Omino E A and Plant Resources of Tropical Africa. 2003. Proceedings of the first PROTA international workshop 23-25, septemb er 2002, Nairobi, Kenya. Wageningen, Netherlands: PROTA Foundation.
Harvard
PROTA international workshop, Schmelzer G. H., Omino E. A. and Plant Resources of Tropical Africa. (2003). Proceedings of the first PROTA international workshop 23-25, septemb er 2002, Nairobi, Kenya. Wageningen, Netherlands: PROTA Foundation.
MLA
PROTA international workshop, Schmelzer G H, Omino E A and Plant Resources of Tropical Africa. Proceedings of the first PROTA international workshop 23-25, septemb er 2002, Nairobi, Kenya. Wageningen, Netherlands: PROTA Foundation. 2003.