Gaya APA
Millan, J., H., M., Schumacher, S. (2001).
Research In Education a Conceptual Introduction Fifth editiion (Fifth edition).
New York. USA:
Longman Inc.
Gaya MLA
Millan, J., H., M., Schumacher, S..
Research In Education a Conceptual Introduction Fifth editiion.
Fifth edition
New York. USA:
Longman Inc,
2001.
Text.