Gaya APA
Ellis, H, C. (1973).
Fundamentals of Human Learning and Cognition (Cet. 4).
United States of America:
WM. C. Brown Company Publishers.
Gaya MLA
Ellis, Henry, C.
"Fundamentals of Human Learning and Cognition".
Cet. 4
United States of America:
WM. C. Brown Company Publishers,
1973.
Text.