Gaya APA
Day, R.A., Underwood, A.L.. (1991).
Quantitative analysis (6th ed).
Englewood Cliffs, NJ:
Prentice Hall.
Gaya Chicago
Day, R.A., Underwood, A.L..
Quantitative analysis.
6th ed
Englewood Cliffs, NJ:
Prentice Hall,
1991.
Text.
Gaya MLA
Day, R.A., Underwood, A.L..
Quantitative analysis.
6th ed
Englewood Cliffs, NJ:
Prentice Hall,
1991.
Text.
Gaya Turabian
Day, R.A., Underwood, A.L..
Quantitative analysis.
6th ed
Englewood Cliffs, NJ:
Prentice Hall,
1991.
Print.