Gaya APA
Pretty, R. L.. (1964).
On the Off-Tracking of Semi-Trailers .
:
s.n..
Gaya Chicago
Pretty, R. L..
On the Off-Tracking of Semi-Trailers.
:
s.n.,
1964.
Text.
Gaya MLA
Pretty, R. L..
On the Off-Tracking of Semi-Trailers.
:
s.n.,
1964.
Text.
Gaya Turabian
Pretty, R. L..
On the Off-Tracking of Semi-Trailers.
:
s.n.,
1964.
Print.