एपीए उद्धरण

(1999). Numerical Problems in Civil Engineering (containing numerical problems from various competitive examinations). G.K.

शिकागो स्टाइल उद्धरण

Numerical Problems in Civil Engineering (containing Numerical Problems from Various Competitive Examinations). Jabalpur: G.K, 1999.

एमएलए उद्धरण

Numerical Problems in Civil Engineering (containing Numerical Problems from Various Competitive Examinations). G.K, 1999.