Cita APA (7a ed.)

Stack, H. J. (1929). Safety education in the secondary schools: Objectives and materials of instruction. L. W. Lawrence.

Cita Chicago Style (17a ed.)

Stack, Herbert James. Safety Education in the Secondary Schools: Objectives and Materials of Instruction. New York: L. W. Lawrence, 1929.

Cita MLA (8a ed.)

Stack, Herbert James. Safety Education in the Secondary Schools: Objectives and Materials of Instruction. L. W. Lawrence, 1929.