@book{39423,
	author = {Jonker, W. D.},
	title = {Hoe kan ek seker wees? /},
	publisher = {Sinodale Kommissie vir Leer en Aktuele Sake van die Ned. Geref. Kerk in Wes-Kaapland,},
	year = {[198-]},
	address = {[Kaapstad] :},
	note = {Geen t.bl.; gekatalogiseer van buiteblad.}
}