APA استشهاد

Jacob Thomas. (2014). Environmental Management: Text and cases. Dorling Kindersley.

استشهاد بنمط شيكاغو

Jacob Thomas. Environmental Management: Text and Cases. Chennai: Dorling Kindersley, 2014.

MLA استشهاد

Jacob Thomas. Environmental Management: Text and Cases. Dorling Kindersley, 2014.