Ahuja, T. (1978). Roads, railways bridges and tunnel engineering (5th ed.). Standard book House.
Цитирование в стиле Чикаго (17-е изд.)Ahuja, T.D. Roads, Railways Bridges and Tunnel Engineering. 5th ed. Delhi: Standard book House, 1978.
Цитирование MLA (9-е изд.)Ahuja, T.D. Roads, Railways Bridges and Tunnel Engineering. 5th ed. Standard book House, 1978.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.