Efficient reading
Artikel Jurnal
Uris, Auren
The efficient executive
McGraw-Hill, 1957
Buku Teks
Becker, Selwyn W. [Selwyn William], 1929-
The efficient organization
Elsevier, 1975
Buku Teks SO
Effective vs efficient computing
Prentice-Hall, 1973
Buku Teks SO
Lloyd, Lewis E.
Techniques for efficient research
Chemical Publishing Company, Inc., 1966
Buku Teks SO