Sawyer, S. G., & Brogan, D. K. (1974). A testing procedure for the certification of underground protective cabs and canopies. U.S. Dept. of the Interior, Mining Enforcement and Safety Administration.
Цитирование в стиле Чикаго (17-е изд.)Sawyer, Stephen G., и Darryl K. Brogan. A Testing Procedure for the Certification of Underground Protective Cabs and Canopies. [Washington]: U.S. Dept. of the Interior, Mining Enforcement and Safety Administration, 1974.
Цитирование MLA (9-е изд.)Sawyer, Stephen G., и Darryl K. Brogan. A Testing Procedure for the Certification of Underground Protective Cabs and Canopies. U.S. Dept. of the Interior, Mining Enforcement and Safety Administration, 1974.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.