Gaya APA
Healey, Joseph F.. (1984).
Statistics: A tool for social research .
Belmont, Cal:
Wadsworth.
Gaya Chicago
Healey, Joseph F..
Statistics: A tool for social research.
Belmont, Cal:
Wadsworth,
1984.
Text.
Gaya MLA
Healey, Joseph F..
Statistics: A tool for social research.
Belmont, Cal:
Wadsworth,
1984.
Text.
Gaya Turabian
Healey, Joseph F..
Statistics: A tool for social research.
Belmont, Cal:
Wadsworth,
1984.
Print.