Cita APA (7a ed.)

Skilling, H. H. (1977). Teaching: Engineering, science, mathematics. Robert E. Krieger.

Cita Chicago Style (17a ed.)

Skilling, Hugh Hildreth. Teaching: Engineering, Science, Mathematics. Huntington, NY: Robert E. Krieger, 1977.

Cita MLA (8a ed.)

Skilling, Hugh Hildreth. Teaching: Engineering, Science, Mathematics. Robert E. Krieger, 1977.