APA
(2004). Plant resources of tropical Africa. 2, Vegetables. Leiden: Backhuys.
Chicago
2004. Plant resources of tropical Africa. 2, Vegetables. Leiden: Backhuys.
Harvard
(2004). Plant resources of tropical Africa. 2, Vegetables. Leiden: Backhuys.
MLA
Plant resources of tropical Africa. 2, Vegetables. Leiden: Backhuys. 2004.