PAUL JASTIN. (2011). BUSINESS ENVIRONMENT: TEXT AND CASES (3rd.). TATA MCGRAW-HILL.
Cita Chicago (17th ed.)PAUL JASTIN. BUSINESS ENVIRONMENT: TEXT AND CASES. 3rd. NEW DELHI: TATA MCGRAW-HILL, 2011.
Cita MLA (9th ed.)PAUL JASTIN. BUSINESS ENVIRONMENT: TEXT AND CASES. 3rd. TATA MCGRAW-HILL, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.