(Q48361753)
Statements
1 reference
"Our class does not smoke"; the Czech version of the "smoke-free class competition" programme (English)
1 reference
Drahoslava Hrubá
1 reference
Veronika Zachovalová
1 reference
Halina Matejová
1 reference
Irena Danková
1 reference
1 December 2007
1 reference
15
1 reference
4
1 reference
163-166
1 reference