Cita APA (7th ed.)

GRAYSON DAVID. (2004). CORPORATESOCIAL OPPORTUNITY. GREENLEAF PUBLICATIONS.

Cita Chicago (17th ed.)

GRAYSON DAVID. CORPORATESOCIAL OPPORTUNITY. U.K: GREENLEAF PUBLICATIONS, 2004.

Cita MLA (9th ed.)

GRAYSON DAVID. CORPORATESOCIAL OPPORTUNITY. GREENLEAF PUBLICATIONS, 2004.