Lewis, William Arthur, 1915-, author
Public Affairs, 1951
Buku Teks
Lion, Edgar, author
John Wiley & Sons, 1976
Buku Teks
Gupta, Joydeep Das, author
Jaypee, 2009
Buku Teks
Jones, Sally M., author
McGraw-Hill Education, 2018
Buku Teks
Jones, Sally M., author
McGraw-Hill, 2015
Buku Teks