Gaya APA
Sekkilar, S. M.. (2018).
Engineering graphics .
:
IG Library.
Gaya Chicago
Sekkilar, S. M..
Engineering graphics.
:
IG Library,
2018.
Electronic Resources.
Gaya MLA
Sekkilar, S. M..
Engineering graphics.
:
IG Library,
2018.
Electronic Resources.
Gaya Turabian
Sekkilar, S. M..
Engineering graphics.
:
IG Library,
2018.
Electronic Resources.