Robinson, H. W. (1984). The solid rock construction company: How to build your life on the right foundation. Discovery House.
Citazione stile Chigago Style (17a edizione)Robinson, Haddon W. The Solid Rock Construction Company: How to Build Your Life on the Right Foundation. Grand Rapids, MI: Discovery House, 1984.
Citatione MLA (9a ed.)Robinson, Haddon W. The Solid Rock Construction Company: How to Build Your Life on the Right Foundation. Discovery House, 1984.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.