Flemming, Laraine E.
Houghton Mifflin, 1986
Buku Teks
Lukman, author
Sagung Seto, 2012
Buku Teks
Mukayat D. (Mukayat Djarubito) Brotowidjojo, author
Akademika Pressindo, 1993
Buku Teks
Barnet, Sylvan, author
Batsford Academic and Educational, 1985
Buku Teks
Hammond, Eugene R., author
McGraw-Hill, 1989
Buku Teks