La clasificación de la Biblioteca del CongresoCatherine W. Grout · First published 1961Open the Tome
An explanation of the tables used in the schedules of the Library of Congress classificationCatherine W. Grout · First published 1940Open the Tome
Developing the book collection of the geology department of Brown UniversityCatherine W. Grout · First published 1938Open the Tome
