Margaret Kalacska, G. Arturo Sanchez-Azofeifa, editor
CRC Press, Taylor & Francis Group, 2008
Buku Teks
Kalacska, Margaret
CRC Press, 2008
Multimedia
Nishant Yadav
Faculty of Engineering, Universitas Indonesia, 2018
Artikel Jurnal
edited by Jean-Pierre Descy, François Darchambeau and Martin Schmid
Springer, 2012
eBooks
Goldman, Charles R.
McGraw-Hill , 1983
Buku Teks