Braun, Robert D.
Introduction to Instrumental analysis
McGraw-Hill, 1987
 Buku Teks SO
Jain, Surender Kumar
An Introduction to metallurgical analysis : chemical & instrumental
Vikas Publishing House PVT LTD, 1982
 Buku Teks SO
Crosby, K. H.
An Introduction to the study of Mende with phonetic introduction to Mende by
Cambridge Heffer 1944
 Buku Teks
Werner, Oswald
Systematic fieldwork: ethnograpic analysis and data management
Sage, 1987
 Buku Teks SO
Maurer, Ward Douglas
Programming: an introduction to computer techniques
Holden-Day, 1972
 Buku Teks SO