APA-referens (7:e uppl.)

Rudnicki, S. From "numerus clausus" to "numerus nullus". From Shtetl to socialism : studies from Polin ; [selected articles from volumes 1-7].

Chicago-referens (17:e uppl.)

Rudnicki, Szymon. "From "Numerus Clausus" to "Numerus Nullus"." From Shtetl to Socialism : Studies from Polin ; [selected Articles from Volumes 1-7] .

MLA-referens (8:e uppl.)

Rudnicki, Szymon. "From "Numerus Clausus" to "Numerus Nullus"." From Shtetl to Socialism : Studies from Polin ; [selected Articles from Volumes 1-7], .