Samaja aevam paryavaraṇa abhiyantriki /
Singhal, V. P.
Samaja aevam paryavaraṇa abhiyantriki / by V. P. Singhal - New Delhi : Standard Publishers Distributors, 2009. - 683 p. : ill. ; 21 cm.
8180145339
1. Environmental Engineering
301.310973 / SIN/S
Samaja aevam paryavaraṇa abhiyantriki / by V. P. Singhal - New Delhi : Standard Publishers Distributors, 2009. - 683 p. : ill. ; 21 cm.
8180145339
1. Environmental Engineering
301.310973 / SIN/S