APA-referens (7:e uppl.)

PAUL JASTIN. (2011). BUSINESS ENVIRONMENT: TEXT AND CASES (3rd.). TATA MCGRAW-HILL.

Chicago-referens (17:e uppl.)

PAUL JASTIN. BUSINESS ENVIRONMENT: TEXT AND CASES. 3rd. NEW DELHI: TATA MCGRAW-HILL, 2011.

MLA-referens (9:e uppl.)

PAUL JASTIN. BUSINESS ENVIRONMENT: TEXT AND CASES. 3rd. TATA MCGRAW-HILL, 2011.