1. Index

2. Problem

3. Hypothesis

4. Research

5. Materials

6. Procedure

7. Observations

8. Data

9. Conclusion

10. Bibliography

Bibiliography

Barrow, John (1991). Theories of everything. Oxford University Press.

Delmar, Diana (1997). Help! My puppy is driving me crazy. Story books, Pownal, Vermont.

Huit, W. and Hummel, J (1997). Operant (instrumental) conditioning

Kazdin, A.E. (1980). Research design in clinical psychology. Harper and Row publishers, New York.

Morano, D.M. (1995). Experimental science project: an intermediate level guide.

Wilson, E. Bright (1952). An introduction to scientific research. McGraw-Hill publishers.