|
2
|
|
Rewards and punishments in education -- Congresses. / https://id.loc.gov/authorities/subjects/sh85113544 https://id.loc.gov/authorities/subjects/sh99001533
|
1979
|
1
|
|
3
|
|
Rewards and punishments in education -- Tanzania -- Zanzibar. / https://id.loc.gov/authorities/subjects/sh85113544 https://id.loc.gov/authorities/names/n80121277-781 : Fay, Franziska.
|
2021
|
1
|
