Cita APA (7th ed.)
Brierley, P. (1989). Vision building: Knowing where you are going. Hodder and stoughton.
Cita Chicago (17th ed.)
Brierley, Peter. Vision Building: Knowing Where You Are Going. London: Hodder and stoughton, 1989.
Cita MLA (9th ed.)
Brierley, Peter. Vision Building: Knowing Where You Are Going. Hodder and stoughton, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.