Lua APA (7ú heag.)
Tada, J. E., & Singleton, B. (1987). Friendship unlimited: How you can help a disabled friend. H. Shaw Publishers.
Lua i Stíl Chicago (17ú heag.)
Tada, Joni Eareckson, agus Bev Singleton. Friendship Unlimited: How You Can Help a Disabled Friend. Wheaton, Ill.: H. Shaw Publishers, 1987.
Lua MLA (9ú heag.)
Tada, Joni Eareckson, agus Bev Singleton. Friendship Unlimited: How You Can Help a Disabled Friend. H. Shaw Publishers, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.