APA (7th ed.) Citation

(1971). Historical Chronology and Selected Bibliography Relating to the National Library of Medicine.

Chicago Style (17th ed.) Citation

Historical Chronology and Selected Bibliography Relating to the National Library of Medicine. 1971.

MLA (9th ed.) Citation

Historical Chronology and Selected Bibliography Relating to the National Library of Medicine. 1971.

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