Langan, John, 1942-
College writing skills with readings
McGraw-Hill, 2001
 Buku Teks
Langan, John, 1942-
College writing skills, with readings
McGraw Hill, 2019
 Buku Teks
College students perceptions of collaborative writing and the development of their writing skills
 Artikel Jurnal
The Winston dictionary : college edition
edited by William Dodge Lewis, Henry Seidel Canby, Thomas Kite Brown
John C. Winston, 1942
 Buku Referensi
Joyce, Helen de Silva
Creative writing skills
Phoenix Education, 2000
 Buku Teks