Gaya APA
Jehu, , V. (1960).
Research on crash barriers; their design, warrants for use, safety aspects, testing and research .
:
OECD.
Gaya MLA
Jehu, , V.J..
"Research on crash barriers; their design, warrants for use, safety aspects, testing and research".
:
OECD,
1960.
Text.