Gaya APA
O'BRIEN, J, W, (.
(1994).
STATISTICS sources, volume 1 : A-I
(
ed. ke 17.)
.
Detrolt :
Gale Research.
Gaya MLA
O'BRIEN, Jacqueline, Wasserman, (ed.).
"STATISTICS sources, volume 1 : A-I".
ed. ke 17.
Detrolt :
Gale Research,
1994.
Buku.