South Africa. Dept. of National Health and Population Development. (1986). What is epilepsy?: Wat is epilepsie? / Departement van Nasionale Gesondheid en Bevolkingsontwikkeling (2nd ed.). Dept. of National Health and Population Development, Pretoria, Private Bag X63.
Παραπομπή σε μορφή Chicago (17η εκδ.)South Africa. Dept. of National Health and Population Development. What Is Epilepsy?: Wat Is Epilepsie? / Departement Van Nasionale Gesondheid En Bevolkingsontwikkeling. 2nd ed. Pretoria (Private Bag X63, Pretoria 0001): Dept. of National Health and Population Development, Pretoria, Private Bag X63, 1986.
Παραπομπή σε μορφή MLA (8th εκδ.)South Africa. Dept. of National Health and Population Development. What Is Epilepsy?: Wat Is Epilepsie? / Departement Van Nasionale Gesondheid En Bevolkingsontwikkeling. 2nd ed. Dept. of National Health and Population Development, Pretoria, Private Bag X63, 1986.