Gaya APA
Clarke,Robert B. (1973).
Wonderful World of Knowledge .
United States of America:
Walt Disney Productions.
Gaya Chicago
Clarke,Robert B.
Wonderful World of Knowledge.
United States of America:
Walt Disney Productions,
1973.
Text.
Gaya MLA
Clarke,Robert B.
Wonderful World of Knowledge.
United States of America:
Walt Disney Productions,
1973.
Text.
Gaya Turabian
Clarke,Robert B.
Wonderful World of Knowledge.
United States of America:
Walt Disney Productions,
1973.
Print.