Dissertation abstracts
Subtitle: vol. I, 1958-1975. vol. II, 1975-1977. vol. III, 1977-1979
Publisher: Graduate college, University of Khartoum
Published: 1983
Place of publication: Sudan
Language: eng
Other titles: Dissertation abstracts : vol. II 1975/1977; Dissertation abstracts : vol. III 1977-1979