United States. Bureau of Mines & Conway, J. P. (1975). Laboratory studies of yielding rock bolts. U.S. Dept. of the Interior, Bureau of Mines.
Цитирование в стиле Чикаго (17-е изд.)United States. Bureau of Mines и J. P. Conway. Laboratory Studies of Yielding Rock Bolts. [Washington]: U.S. Dept. of the Interior, Bureau of Mines, 1975.
Цитирование MLA (9-е изд.)United States. Bureau of Mines и J. P. Conway. Laboratory Studies of Yielding Rock Bolts. U.S. Dept. of the Interior, Bureau of Mines, 1975.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.