Cita APA (7a ed.)

National Research Council (U.S.). Highway Research Board. (1952). Mapping and subsurface exploration for engineering purposes. Highway Research Board.

Cita Chicago Style (17a ed.)

National Research Council (U.S.). Highway Research Board. Mapping and Subsurface Exploration for Engineering Purposes. Washington, D.C: Highway Research Board, 1952.

Cita MLA (9a ed.)

National Research Council (U.S.). Highway Research Board. Mapping and Subsurface Exploration for Engineering Purposes. Highway Research Board, 1952.