Massachusetts : American Academy of Arts and Science
Majalah, Jurnal, Buletin
Editor by Carl N. Haywood
Wisconsin Academy of Sciences, Arts, and Letter , 1975
Buku Teks
Massachusetts : The Society
Majalah, Jurnal, Buletin
Hunter, Lynette
Routledge, 1999
Buku Teks
Wiranda G. Piliang, Lukman Rahardja, editor
Life Science Inter University Center, Faculty of Graduate Studies, Bogor Agricultural University, 1990
Buku Referensi