Lua APA (7ú heag.)
Ford, E. E., & Englund, S. (1979). Permanent love: Practical steps to a lasting relationship. Winston Press.
Lua i Stíl Chicago (17ú heag.)
Ford, Edward E., agus Steven Englund. Permanent Love: Practical Steps to a Lasting Relationship. Minneapolis: Winston Press, 1979.
Lua MLA (9ú heag.)
Ford, Edward E., agus Steven Englund. Permanent Love: Practical Steps to a Lasting Relationship. Winston Press, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.