APA
Arun Kumar Er, . (2016). Textbook of Tribology. Bangalore: SK Kataria & Sons.
Chicago
Arun Kumar Er, . 2016. Textbook of Tribology. Bangalore: SK Kataria & Sons.
Harvard
Arun Kumar Er, . (2016). Textbook of Tribology. Bangalore: SK Kataria & Sons.
MLA
Arun Kumar Er, . Textbook of Tribology. Bangalore: SK Kataria & Sons. 2016.