APA استشهاد

Castillo, V. M. (2008). Impact of oil deregulation on the profitability of the major oil companies in the Philippines. [computer file].

استشهاد بنمط شيكاغو

Castillo, Virgilio M. Impact of Oil Deregulation On the Profitability of the Major Oil Companies in the Philippines. [computer File]. 2008.

MLA استشهاد

Castillo, Virgilio M. Impact of Oil Deregulation On the Profitability of the Major Oil Companies in the Philippines. [computer File]. 2008.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.