APA (7th ed.) Citation

(1967). Underground Mining Operations in Zonguldak Coal Mines. General Directorate of Mineral Research and Exploration.

Chicago Style (17th ed.) Citation

Underground Mining Operations in Zonguldak Coal Mines. General Directorate of Mineral Research and Exploration, 1967.

MLA (9th ed.) Citation

Underground Mining Operations in Zonguldak Coal Mines. General Directorate of Mineral Research and Exploration, 1967.

Warning: These citations may not always be 100% accurate.