Cambridge University Press, 2017
eBooks
Adams, Francis V., author
McGraw-Hill, 2007
Buku Teks
compiled and edited by Samuel E. Krug
Metritech, 1993
Buku Referensi
Tomasz Dziubich, author
TASK, 2017
Artikel Jurnal
Glasstone, Samuel, 1897-1986, author
D. Van Nostrand , 1958
Buku Teks