Cita APA (7a ed.)

Hay, W. W., & Bittel, L. R. (1970). Supervision: Complete Australian course. McGraw-Hill.

Cita Chicago Style (17a ed.)

Hay, W. Warren, y Lester R. Bittel. Supervision: Complete Australian Course. Sydney: McGraw-Hill, 1970.

Cita MLA (8a ed.)

Hay, W. Warren, y Lester R. Bittel. Supervision: Complete Australian Course. McGraw-Hill, 1970.