Herner, Saul
Information Resources Press, 1980
Buku Referensi
Buzzati-Traverso, Adriano
UNESCO, 1977
Buku Teks
Winda Nawfetrias, author
Agency of Assessment and Application of Technology/BPPT, Jakarta, 2016
Artikel Jurnal
Paserang, Asri Pirade, author
Institut Pertanian Bogor, Plant Biology Graduate Program, Department of Biology, Faculty of Mathematics and Natural Sciences, 2015
Artikel Jurnal
Feynman, Richard P.
Perseus Books , 1999
Buku Teks