Citazione Stile APA (7a Edizione)

SHores, L. (1939). Basic reference books: An introduction to the evaluation, study, and use of reference materials with special emphasis on some 300 titles (2nd ed.). American Library Association.

Citazione stile Chigago Style (17a edizione)

SHores, Louis. Basic Reference Books: An Introduction to the Evaluation, Study, and Use of Reference Materials with Special Emphasis on Some 300 Titles. 2nd ed. Chicago: American Library Association, 1939.

Citatione MLA (9a ed.)

SHores, Louis. Basic Reference Books: An Introduction to the Evaluation, Study, and Use of Reference Materials with Special Emphasis on Some 300 Titles. 2nd ed. American Library Association, 1939.