APA
Gopalakrishna K.R, . (2016). Engineering Graphics. Bangalore: Subhas Publishing.
Chicago
Gopalakrishna K.R, . 2016. Engineering Graphics. Bangalore: Subhas Publishing.
Harvard
Gopalakrishna K.R, . (2016). Engineering Graphics. Bangalore: Subhas Publishing.
MLA
Gopalakrishna K.R, . Engineering Graphics. Bangalore: Subhas Publishing. 2016.