Gaya APA
Walsh, W, B., Betz, N, E.
(1990).
Tests and assessment
(
2nd ed)
.
Englewood Cliffs, NJ:
Prentice Hall.
Gaya MLA
Walsh, W., Bruce., Betz, Nancy, E..
"Tests and assessment".
2nd ed
Englewood Cliffs, NJ:
Prentice Hall,
1990.
Text.