Lua APA (7ú heag.)
Wirshing, J. R., & Wirshing, R. H. (1985). Schaum's Outline of Theory and Problems of Introductory Surveying. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)
Wirshing, James R., agus Roy H. Wirshing. Schaum's Outline of Theory and Problems of Introductory Surveying. New York: McGraw-Hill, 1985.
Lua MLA (9ú heag.)
Wirshing, James R., agus Roy H. Wirshing. Schaum's Outline of Theory and Problems of Introductory Surveying. McGraw-Hill, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.