Robinson, H. W. (1984). The solid rock construction company: How to build your life on the right foundation. Discovery House.
Chicago-referens (17:e uppl.)Robinson, Haddon W. The Solid Rock Construction Company: How to Build Your Life on the Right Foundation. Grand Rapids, MI: Discovery House, 1984.
MLA-referens (9:e uppl.)Robinson, Haddon W. The Solid Rock Construction Company: How to Build Your Life on the Right Foundation. Discovery House, 1984.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.