Gaya APA
Purcell, R.H.. (1977).
Swindon freight study - surveys and main model .
:
TRRL.
Gaya Chicago
Purcell, R.H..
Swindon freight study - surveys and main model.
:
TRRL,
1977.
Computer Software.
Gaya MLA
Purcell, R.H..
Swindon freight study - surveys and main model.
:
TRRL,
1977.
Computer Software.
Gaya Turabian
Purcell, R.H..
Swindon freight study - surveys and main model.
:
TRRL,
1977.
Computer Software.