APA Style
PERDUE, LEO G.. (1994, 1994).
COLLAPSE OF HISTORY, THE ( Cetak ke: 1).
PHILADELPHIA:
FORTPRESS PRESS.
Chicago Style
PERDUE, LEO G..
COLLAPSE OF HISTORY, THE.
Cetak ke: 1
PHILADELPHIA:
FORTPRESS PRESS,
1994, 1994.
Text.
MLA Style
PERDUE, LEO G..
COLLAPSE OF HISTORY, THE.
Cetak ke: 1
PHILADELPHIA:
FORTPRESS PRESS,
1994, 1994.
Text.
Turabian Style
PERDUE, LEO G..
COLLAPSE OF HISTORY, THE.
Cetak ke: 1
PHILADELPHIA:
FORTPRESS PRESS,
1994, 1994.
Print.