Bobko, Philip
New York McGraw-Hill 1995,
Buku Teks
Bobko, Philip, author
McGraw-Hill, 1995
Buku Teks
Riggio, Ronald E., author
Pearson, 2009
Buku Teks
Riggio, Ronald E., author
Routledge, 2016
Buku Teks
Miner, John B., author
McGraw-Hill, 1992
Buku Teks