Gaya APA
Kerrod, R. (1991).
Macmillan encyclopedia of science: transportation [vol.10] (10).
New York:
Macmillan Reference USA.
Gaya MLA
Kerrod, Robin.
"Macmillan encyclopedia of science: transportation [vol.10]".
10
New York:
Macmillan Reference USA,
1991.
Text.