Gaya APA
Valkenburg, J, V., Bunyapraphatsara, N. (2001).
Prosea Plant Resources Of South- East Asia 12 .
Bogor:
Prosea Foundation.
Gaya MLA
Valkenburg, J.L.C.H., Van., Bunyapraphatsara, N..
"Prosea Plant Resources Of South- East Asia 12".
Bogor:
Prosea Foundation,
2001.
Text.