एपीए उद्धरण

Kurian, N. P. (1994). Design of foundation sytems: :principles and practices (Rev.ed.2.). Narosa.

शिकागो स्टाइल उद्धरण

Kurian, Ninan P. Design of Foundation Sytems: :principles and Practices. Rev.ed.2. New Delhi: Narosa, 1994.

एमएलए उद्धरण

Kurian, Ninan P. Design of Foundation Sytems: :principles and Practices. Rev.ed.2. Narosa, 1994.