↑ Meimberg, H. & G. Heubl 2006. Introduction of a Nuclear Marker for Phylogenetic Analysis of Nepenthaceae. Plant Biology (Stuttgart, Germany) 8 (6) : 831–840.
Schnell, D., Catling, P., Folkerts, G., Frost, C., Gardner, R., et al. (2000). Nepenthes hamata. 2006 IUCN Red List of Threatened Species. IUCN 2006. Retrieved on 11 May 2006. Listed as Vulnerable (VU C2a v2.3)
Jebb, M.H.P. & M.R. Cheek 1997. A Skeletal Revision of Nepenthes (Nepenthaceae). Blumea 42 (1) : 1–106.
