Gaya APA
Grolier Universal Encyclopedia Volume 19 (T-U). (1970).
New York:
Grolier Incorporated.
Gaya Chicago
Grolier Universal Encyclopedia Volume 19 (T-U).
Volume 19 (T-U),1970.
New York:
Grolier Incorporated,
1970.
Text.
Gaya MLA
Grolier Universal Encyclopedia Volume 19 (T-U).
Volume 19 (T-U),1970.
New York:
Grolier Incorporated,
1970.
Text.
Gaya Turabian
Grolier Universal Encyclopedia Volume 19 (T-U).
New York:
Grolier Incorporated,
1970.
Print.