Cita APA (7th ed.)

Barber, B. (2012). Portraits: A practical and inspirational workbook. Arcturus Publishing Limited.

Cita Chicago (17th ed.)

Barber, Barrington. Portraits: A Practical and Inspirational Workbook. Bermondsey Street, London: Arcturus Publishing Limited, 2012.

Cita MLA (9th ed.)

Barber, Barrington. Portraits: A Practical and Inspirational Workbook. Arcturus Publishing Limited, 2012.