Gaya APA
Hawkins, George A.. ().
Student's engineering manual .
:
s.n..
Gaya Chicago
Hawkins, George A..
Student's engineering manual.
:
s.n.,
.
Art Original.
Gaya MLA
Hawkins, George A..
Student's engineering manual.
:
s.n.,
.
Art Original.
Gaya Turabian
Hawkins, George A..
Student's engineering manual.
:
s.n.,
.
Art Original.