Steinberg, Christian E.W.S
[, Springer], 2012
eBooks
Eckholm, Erik P.
W.W. Norton, 1976
Buku Teks
Mashitah ShikhMaidin
Seameo Biotrop, 2021
Artikel Jurnal
Hungerford, T.A.G.
McGraw-Hill, 1990
Buku Teks
Life Science Inter University Center, Faculty of Graduate Studies, Bogor Agricultural University, 1990
Buku Referensi