Gaya APA
Barlow, J.M.. (2003).
NCHRP RRD 278 Accessible Pedestrian Signals: Synthesis and Guide To Best Practice .
:
TRB.
Gaya Chicago
Barlow, J.M..
NCHRP RRD 278 Accessible Pedestrian Signals: Synthesis and Guide To Best Practice.
:
TRB,
2003.
Text.
Gaya MLA
Barlow, J.M..
NCHRP RRD 278 Accessible Pedestrian Signals: Synthesis and Guide To Best Practice.
:
TRB,
2003.
Text.
Gaya Turabian
Barlow, J.M..
NCHRP RRD 278 Accessible Pedestrian Signals: Synthesis and Guide To Best Practice.
:
TRB,
2003.
Print.