APA (7th ed.) Citation

(2015). Vertical and lateral variation of gas content associated with coal seams.

Chicago Style (17th ed.) Citation

Vertical and Lateral Variation of Gas Content Associated with Coal Seams. 2015.

MLA (8th ed.) Citation

Vertical and Lateral Variation of Gas Content Associated with Coal Seams. 2015.

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