Gaya APA
O'Neil, W. (-1965).
A guide to elementary statistics in psychology, (repr). Tjet.pertama 1963. .
Sydney:
University Co-Operative Bookshop.
Gaya MLA
O'Neil, W.M..
"A guide to elementary statistics in psychology, (repr). Tjet.pertama 1963. ".
Sydney:
University Co-Operative Bookshop,
-1965.
Buku.