Dyfyniad APA

Panneerselvam,R. (2020). Engineering Economics (02nd.). PHI Learning.

Dyfyniad Arddull Chicago

Panneerselvam,R. Engineering Economics. 02nd. New Delhi: PHI Learning, 2020.

Dyfyniad MLA

Panneerselvam,R. Engineering Economics. 02nd. PHI Learning, 2020.

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