edited by A.S. Bhamhra, A.K. Chaudhary
Anmol Publications, 1998
Buku Referensi
Singh, U.K., author
Anmol Publications, 1998
Buku Referensi
Cateora, Philip R., author
McGraw-Hill, 2008
Buku Teks
Cateora, Philip R., author
McGraw-Hill Irwin, 2009
Buku Teks
Cateora, Philip R., author
MCGraw-Hill, 2005
Buku Teks