APA (7th ed.) Citation

Hays, J. W. (1914). How to build up furnace efficiency: A hand-book of fuel economy (7th ed., rev. and enl. (25th thousand).). J. W. Hays.

Chicago Style (17th ed.) Citation

Hays, Joseph Weller. How to Build Up Furnace Efficiency: A Hand-book of Fuel Economy. 7th ed., rev. and enl. (25th thousand). Chicago: J. W. Hays, 1914.

MLA (9th ed.) Citation

Hays, Joseph Weller. How to Build Up Furnace Efficiency: A Hand-book of Fuel Economy. 7th ed., rev. and enl. (25th thousand). J. W. Hays, 1914.