Collis, D. J., & David Collis. (2014). International strategy: Context, concepts and implications. Sothern Gate, Chichester, West Sussex: Wiley.
استشهاد بنمط شيكاغوCollis, David J., و David Collis. International Strategy: Context, Concepts and Implications. Sothern Gate, Chichester, West Sussex: Wiley, 2014.
MLA استشهادCollis, David J., و David Collis. International Strategy: Context, Concepts and Implications. Sothern Gate, Chichester, West Sussex: Wiley, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.