Schmalstieg, William R. 1974. An Old Prussian Grammar – The Phonology and Morphology of the Three Catechisms. University Park, PA: The Pennsylvania State University Press.
@book{audersetinterrog-schmalstiegold1974,
address = {University Park, PA},
author = {Schmalstieg, William R.},
publisher = {The Pennsylvania State University Press},
title = {An Old Prussian Grammar – The Phonology and Morphology of the Three Catechisms},
year = {1974}
}