APA (7th ed.) Citation

Rextag Strategies (Firm) & Hart Energy Publishing. (2012). Hart Energy global shale gas basin map. Hart Energy.

Chicago Style (17th ed.) Citation

Rextag Strategies (Firm) and Hart Energy Publishing. Hart Energy Global Shale Gas Basin Map. Houston, Tex.: Hart Energy, 2012.

MLA (9th ed.) Citation

Rextag Strategies (Firm) and Hart Energy Publishing. Hart Energy Global Shale Gas Basin Map. Hart Energy, 2012.

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