APA (7 ম সংস্করণ) উদ্ধৃতি

Campoli, A. A. (1990). Mitigating destructive longwall bumps through conventional gate entry design. United States Dept. of the Interior, Bureau of Mines.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Campoli, A. A. Mitigating Destructive Longwall Bumps Through Conventional Gate Entry Design. Pgh. [i.e. Pittsburgh] PA: United States Dept. of the Interior, Bureau of Mines, 1990.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Campoli, A. A. Mitigating Destructive Longwall Bumps Through Conventional Gate Entry Design. United States Dept. of the Interior, Bureau of Mines, 1990.