Burrington, Gillian A.
How to find out about statistics
Pergamon Press, 1972
 Buku Teks SO
Mann, Thomas
The oxford guide to library research: how to find reliable information online and offline
Oxford University Press, 2005
 Buku Teks SO
Maizell, Robert E.
How to find chemical information : a guide for practicing chemists, teachers, and students
John Wiley & Sons, 1979
 Buku Referensi
Pemberton, John E.
How to find out in mathematics : a guide to sources of mathematical information
Pergamon Press, 1969
 Buku Teks
Cohen, Morris L.
How to find the law
West Publishing Company, 1983
 Buku Teks