Erik Obeng
Machinery's handbook. 29th edition
Industrial Press, 2012
 Multimedia
Oberg, Erik
Machinery's handbook
Industrial Press, 2012
 Buku Referensi
Reynolds, James E. F.
Martindale the extra pharmacopoeia 29th edition
The Pharmaceutical Press, 1989
 Buku Referensi
Physician's handbook : nineteenth edition
by Marcus A. Krupp ... [and others]
Lange Medical Publications, 1979
 Buku Referensi
Polyanin, Andrei D.
Handbook of integral equations : second edition
Chapman &Hall/CRC, 2008
 Buku Referensi