Cita APA (7th ed.)

BECKFORD, J. (2003). QUALITY (2 ND ED.). ROUT LEDGE.

Cita Chicago (17th ed.)

BECKFORD, JOHN. QUALITY. 2 ND ED. NEW YORK: ROUT LEDGE, 2003.

Cita MLA (9th ed.)

BECKFORD, JOHN. QUALITY. 2 ND ED. ROUT LEDGE, 2003.