Wallach, P. I., & Helper, D. E. Reading construction drawings (2nd ed.).
Lua i Stíl Chicago (17ú heag.)Wallach, Paul I., agus Donald E. Helper. Reading Construction Drawings. 2nd ed.
Lua MLA (9ú heag.)Wallach, Paul I., agus Donald E. Helper. Reading Construction Drawings. 2nd ed.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.