Cita APA (7th ed.)

Offord, R. (1967). Product management in a ction. Business Publications Limited.

Cita Chicago (17th ed.)

Offord, R.H. Product Management in a Ction. London: Business Publications Limited, 1967.

Cita MLA (9th ed.)

Offord, R.H. Product Management in a Ction. Business Publications Limited, 1967.