Cita APA

Gardner, R. K., & Gardner, R. K. (1981). Library collections: Their origin, selection and development. New York, New York: McGraw-Hill.

Citación estilo Chicago

Gardner, Richard K., y Richard K. Gardner. Library Collections: Their Origin, Selection and Development. New York, New York: McGraw-Hill, 1981.

Cita MLA

Gardner, Richard K., y Richard K. Gardner. Library Collections: Their Origin, Selection and Development. New York, New York: McGraw-Hill, 1981.