JOHNSON, S. M., & KAVANAGH, T. C. (1968). The design of foundations for buildings. McGraw-Hill Book company.
Lua i Stíl Chicago (17ú heag.)JOHNSON, Sidney M., agus Thomas C. KAVANAGH. The Design of Foundations for Buildings. New York: McGraw-Hill Book company, 1968.
Lua MLA (9ú heag.)JOHNSON, Sidney M., agus Thomas C. KAVANAGH. The Design of Foundations for Buildings. McGraw-Hill Book company, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.