Gaya APA
COCHRAN, William G.. (1977).
Sampling Techniques (3rd).
New York:
Jhon Wiley and Sons.
Gaya Chicago
COCHRAN, William G..
Sampling Techniques.
3rd
New York:
Jhon Wiley and Sons,
1977.
Teks.
Gaya MLA
COCHRAN, William G..
Sampling Techniques.
3rd
New York:
Jhon Wiley and Sons,
1977.
Teks.
Gaya Turabian
COCHRAN, William G..
Sampling Techniques.
3rd
New York:
Jhon Wiley and Sons,
1977.
Teks.