Gaya APA

Patnaik, Y. (1991). Development of prefabricated, modular, manually launched portable bridge for army engineers (Session IV) . : Tata McGraw-Hill.

Gaya MLA

Patnaik, Y.P.. "Development of prefabricated, modular, manually launched portable bridge for army engineers (Session IV)". : Tata McGraw-Hill, 1991. Computer Software.