Gaya APA
Healey, Joseph F.,. (2011).
The essentials of statistics :a tool for social research (2).
Belmont, CA ::
Wadsworth/Cengage Learning,.
Gaya Chicago
Healey, Joseph F.,.
The essentials of statistics :a tool for social research.
2
Belmont, CA ::
Wadsworth/Cengage Learning,,
2011.
Text.
Gaya MLA
Healey, Joseph F.,.
The essentials of statistics :a tool for social research.
2
Belmont, CA ::
Wadsworth/Cengage Learning,,
2011.
Text.
Gaya Turabian
Healey, Joseph F.,.
The essentials of statistics :a tool for social research.
2
Belmont, CA ::
Wadsworth/Cengage Learning,,
2011.
Print.