Debby Rosmaniya Romdhani
Fakultas Teknik Universitas Indonesia, 2014
UI - Tesis Membership
Rizki Kumoro Setiadi
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2015
UI - Skripsi Membership
Shilling, James D.
South-Western, 2002
Buku Teks
Kau, James B.
McGraw-Hill, 1985
Buku Teks
Shenkel, William M.
McGraw-Hill , 1978
Buku Teks