APA (7th ed.) Citation

Parker, J. G. Occurrence and recovery of certain minor metals in the smelting-refining of copper.

Chicago Style (17th ed.) Citation

Parker, John G. Occurrence and Recovery of Certain Minor Metals in the Smelting-refining of Copper.

MLA (9th ed.) Citation

Parker, John G. Occurrence and Recovery of Certain Minor Metals in the Smelting-refining of Copper.

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