Gaya APA
D., H, P, H, P. (1968).
INTRODUCTION TO APPLIED STATISTICAL ANALYSIS .
Belmont,california:
Dickenson Publishing Company.
Gaya MLA
D., Harry, P., Hartkemeier,, Ph..
"INTRODUCTION TO APPLIED STATISTICAL ANALYSIS".
Belmont,california:
Dickenson Publishing Company,
1968.
Textbook.