APA (7th ed.) Citation

Library of Congress. Catalog Division. (1930). List of American doctoral dissertations printed in 1930. GPO.

Chicago Style (17th ed.) Citation

Library of Congress. Catalog Division. List of American Doctoral Dissertations Printed in 1930. [Washington]: GPO, 1930.

MLA (9th ed.) Citation

Library of Congress. Catalog Division. List of American Doctoral Dissertations Printed in 1930. GPO, 1930.

Warning: These citations may not always be 100% accurate.