"vazirani, v n. "
"railways,bridges and tunnels :a textbook of engineering stud: ents/ v.n. vazirani" - 1 ed. - india : khanna 1986. - ", 89p.; 22 cm."
TA57 8 / . V39 1978
"railways,bridges and tunnels :a textbook of engineering stud: ents/ v.n. vazirani" - 1 ed. - india : khanna 1986. - ", 89p.; 22 cm."
TA57 8 / . V39 1978