APA (7th ed.) Citation

Phelps, J. H. (1981). Vertical integration as a source of market power: The petroleum industry.

Chicago Style (17th ed.) Citation

Phelps, John H. Vertical Integration as a Source of Market Power: The Petroleum Industry. Berlin, 1981.

MLA (9th ed.) Citation

Phelps, John H. Vertical Integration as a Source of Market Power: The Petroleum Industry. 1981.

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