edited by Jeanne Mager Stellman
International Labour Office, 1998
Buku Referensi
Stellman, Jeanne Mager
International Labour Office, 1998
Buku Referensi
Friend, Mark A., author
Bernan Press, 2014
Buku Teks
CCH Australia , 2001
Buku Teks
Barrett, B., author
The M & E Handbook Series, 1995
Buku Teks