Lua APA (7ú heag.)

PEURIFOY, R. L., & LEDBETTER, W. B. (1985). Construction planning, equipment and methods.-- Ed.4. McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

PEURIFOY, Robert L., agus Wiliiam B. LEDBETTER. Construction Planning, Equipment and Methods.-- Ed.4. New York: McGraw-Hill, 1985.

Lua MLA (9ú heag.)

PEURIFOY, Robert L., agus Wiliiam B. LEDBETTER. Construction Planning, Equipment and Methods.-- Ed.4. McGraw-Hill, 1985.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.