APA (7th ed.) Citation

Hager, B. H. (1989). Driving forces: Slab subduction and mantle convection. [National Aeronautics and Space Administration].

Chicago Style (17th ed.) Citation

Hager, Bradford H. Driving Forces: Slab Subduction and Mantle Convection. [Washington, D.C.]: [National Aeronautics and Space Administration], 1989.

MLA (9th ed.) Citation

Hager, Bradford H. Driving Forces: Slab Subduction and Mantle Convection. [National Aeronautics and Space Administration], 1989.