Gaya APA
Purves, Alan C. (1990).
HOW PORCUPINES MAKE LOVE II (Pertama).
London:
Longman Group.
Gaya Chicago
Purves, Alan C.
HOW PORCUPINES MAKE LOVE II.
Pertama
London:
Longman Group,
1990.
Text.
Gaya MLA
Purves, Alan C.
HOW PORCUPINES MAKE LOVE II.
Pertama
London:
Longman Group,
1990.
Text.
Gaya Turabian
Purves, Alan C.
HOW PORCUPINES MAKE LOVE II.
Pertama
London:
Longman Group,
1990.
Print.