Lua APA (7ú heag.)

SINGH PARBIN. (2013). ENGINEERING AND GENERAL GEOLOGY (8TH ED.). S.K. KATARIA AND SONS.

Lua i Stíl Chicago (17ú heag.)

SINGH PARBIN. ENGINEERING AND GENERAL GEOLOGY. 8TH ED. NEW DELHI: S.K. KATARIA AND SONS, 2013.

Lua MLA (9ú heag.)

SINGH PARBIN. ENGINEERING AND GENERAL GEOLOGY. 8TH ED. S.K. KATARIA AND SONS, 2013.

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