Gaya APA
Anastasi, A. (1970).
Differential Psychology : Individual and Group Differences in Behavior (Ed. 3).
Canada :
The Macmillan Company.
Gaya MLA
Anastasi, Anne.
"Differential Psychology : Individual and Group Differences in Behavior".
Ed. 3
Canada :
The Macmillan Company,
1970.
Buku.