APA (7th ed.) Citation

Coal... (1980). Coal age: Second operating handbook of underground mining. Volume IV. Mc Graw Hill.

Chicago Style (17th ed.) Citation

Coal... Coal Age: Second Operating Handbook of Underground Mining. Volume IV. Mc Graw Hill, 1980.

MLA (8th ed.) Citation

Coal... Coal Age: Second Operating Handbook of Underground Mining. Volume IV. Mc Graw Hill, 1980.

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