Gaya APA
Heiman, Gary W. (1992).
Basic statistics for the behavioral sciences .
USA:
Houghton Mifflin Company.
Gaya Chicago
Heiman, Gary W.
Basic statistics for the behavioral sciences.
USA:
Houghton Mifflin Company,
1992.
Text.
Gaya MLA
Heiman, Gary W.
Basic statistics for the behavioral sciences.
USA:
Houghton Mifflin Company,
1992.
Text.
Gaya Turabian
Heiman, Gary W.
Basic statistics for the behavioral sciences.
USA:
Houghton Mifflin Company,
1992.
Print.