by Jefferson P. Jones ... [and others]
South-Western Cengage Learning, 2012
Buku Teks
Rowe, Alan J., author
Macmillan, 1992
Buku Teks
Chambers, Raymond J., author
Sweet & Maxwell, 1953
Buku Teks
Artikel Jurnal
Paik, C. M., 1931-, author
McGraw-Hill , 1973
Buku Teks