Ng, P. K. L. (1989). The systematics of Sundanian freshwater crabs with comparative studies on selected characters (Crustacea: Brachyura).
Chicago Style (17th ed.) CitationNg, Peter Kee Lin. The Systematics of Sundanian Freshwater Crabs with Comparative Studies on Selected Characters (Crustacea: Brachyura). 1989.
MLA (8th ed.) CitationNg, Peter Kee Lin. The Systematics of Sundanian Freshwater Crabs with Comparative Studies on Selected Characters (Crustacea: Brachyura). 1989.
Warning: These citations may not always be 100% accurate.