GUPTE,R.B. (1986). A TB OF ENGG. GEOLOGY. PVG PRAKASHAN.
Lua i Stíl Chicago (17ú heag.)GUPTE,R.B. A TB OF ENGG. GEOLOGY. PUNE: PVG PRAKASHAN, 1986.
Lua MLA (9ú heag.)GUPTE,R.B. A TB OF ENGG. GEOLOGY. PVG PRAKASHAN, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.