Gaya APA
McGraw-Hill, . (1987).
McGraw-Hill encyclopedia of science & technology [vol. 12] NIO-OZO (ed. 6).
New York:
Pradnya Paramita.
Gaya MLA
McGraw-Hill, .
"McGraw-Hill encyclopedia of science & technology [vol. 12] NIO-OZO".
ed. 6
New York:
Pradnya Paramita,
1987.
Text.