1
by Campbell, Donald T.
Published 1969
Subjects: ...74 Research Design...
Book
2
Subjects: ...misc *Epidemiologic Research Design...
electronic Article
3
Subjects: ...misc Research Design...
Article
4
5
Subjects: ...misc *Research Design...
Article
6
Subjects: ...gnd Research Design...
electronic Article
7
8
Subjects: ...misc *Epidemiologic Research Design...
electronic Article
9
10
by Lynn, M
Published in Mississippi RN
Subjects: ...misc *Research Design...
Article
11
Subjects: ...misc *Research Design...
Article
12
by Shipley, S B
Published in AORN journal
Subjects: ...misc Research Design...
Article
13
by McCulloch, S D
Published in ANNA journal
Subjects: ...misc *Research Design...
Article
14
by Webster, E
Published in AARN news letter
Subjects: ...misc *Research Design...
Article
15
16
17
by Walsh, M M
Published in Dental hygiene
Subjects: ...misc *Research Design...
Article
18
19
20
Subjects: ...misc *Research Design...
electronic Article