Gaya APA
Keller, Gerald, Warrack, Brian. (1997).
Statistic Ed.4 (4th ed).
Belmont:
Duxbury Press.
Gaya Chicago
Keller, Gerald, Warrack, Brian.
Statistic Ed.4.
4th ed
Belmont:
Duxbury Press,
1997.
.
Gaya MLA
Keller, Gerald, Warrack, Brian.
Statistic Ed.4.
4th ed
Belmont:
Duxbury Press,
1997.
.
Gaya Turabian
Keller, Gerald, Warrack, Brian.
Statistic Ed.4.
4th ed
Belmont:
Duxbury Press,
1997.
.