Thomas, D. S. J. (1970). Non-fiction: A guide to writing and publishing. David & Charles.
Lua i Stíl Chicago (17ú heag.)Thomas, David St. John. Non-fiction: A Guide to Writing and Publishing. Newton Abbot: David & Charles, 1970.
Lua MLA (8ú heag.)Thomas, David St. John. Non-fiction: A Guide to Writing and Publishing. David & Charles, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.