APA (7th ed.) Citation

Long, D. (2003). Gas Trading Manual (Second Edition). ELSEVIER.

Chicago Style (17th ed.) Citation

Long, David. Gas Trading Manual (Second Edition). ELSEVIER, 2003.

MLA (8th ed.) Citation

Long, David. Gas Trading Manual (Second Edition). ELSEVIER, 2003.

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