Ridsdale, C. E. (1975). Notes on New Guinea Rubiaceae: Chaetostachydium ([Sonderdr.].).
Chicago Style (17th ed.) CitationRidsdale, C. E. Notes on New Guinea Rubiaceae: Chaetostachydium. [Sonderdr.]. 1975.
MLA (9th ed.) CitationRidsdale, C. E. Notes on New Guinea Rubiaceae: Chaetostachydium. [Sonderdr.]. 1975.
Warning: These citations may not always be 100% accurate.