TY  - BOOK
ED  - North Dakota University.
TI  -  University of North Dakota bulletin. The Graduate school. Abstracts of doctoral dissertations and masters' theses :: vol. Lviii 
U1  - 378 22
PY  - 1966///
CY  - Grand Forks N.Dak
PB  - USA
N1  - Includes bibliographical references and index
ER  -