Barnes, Ralph M. (Ralph Mosser)
Work sampling
John Wiley & Sons, 1961
 Buku Teks
Fried-Booth, Diana L.
Project work
Oxford University Press, 1988
 Buku Teks
Copeland, Melvin T.
The executive at work
Harvard University Press, 1955
 Buku Teks
Copeland, Melvin T.
The executive at work
Harvard University Press, 1955
 Buku Teks
Fletcher, John
The interview at work
Duckworth, 1973
 Buku Teks