Mannetje, L. `t
Prosea Foundation , 1992
Buku Referensi
Verheij, E.W.M.
Prosea Foundation , 1992
Buku Referensi
Maesen, L.J.G. van der
Prosea, 1992
Buku Referensi
edited by J. Dransfield and N. Manokaran
Prosea, 1994
Buku Referensi
Dransfield, S., editor; Widjaja, E.A., editor
Prosea, 1995
Buku Referensi