Gaya APA
Senior, Kathryn. (2000).
Planet Earth : Kathryn Senior .
New York:
Franklin Watts.
Gaya Chicago
Senior, Kathryn.
Planet Earth : Kathryn Senior.
New York:
Franklin Watts,
2000.
English Corner.
Gaya MLA
Senior, Kathryn.
Planet Earth : Kathryn Senior.
New York:
Franklin Watts,
2000.
English Corner.
Gaya Turabian
Senior, Kathryn.
Planet Earth : Kathryn Senior.
New York:
Franklin Watts,
2000.
English Corner.