(Q39234568)
Statements
1 reference
The effects of cluster sampling in an African urban setting (English)
1 reference
Ferrinho P
1 reference
Valli A
1 reference
Groeneveld T
1 reference
Buch E
1 reference
Coetzee D
1 reference
1 August 1992
1 reference
1 reference
38
1 reference
8
1 reference
324-330
1 reference
Identifiers
1 reference