APA (7th ed.) Citation

Giddens, P. H. (1964). Early days of oil: A pictorial history of the beginnings of the industry in Pennsylvania. P. Smith.

Chicago Style (17th ed.) Citation

Giddens, Paul H. Early Days of Oil: A Pictorial History of the Beginnings of the Industry in Pennsylvania. Gloucester, Mass.: P. Smith, 1964.

MLA (9th ed.) Citation

Giddens, Paul H. Early Days of Oil: A Pictorial History of the Beginnings of the Industry in Pennsylvania. P. Smith, 1964.