The Johns Hopikins University circular, June, 1940 : School of Hygiene and Public Health : catalogue number 1940-1941.

• Format: Book
• Language: English
• Published: Baltimore : Johns Hopkins University, 1940.
• Subjects: Johns Hopkins University > School of Hygiene and Public Health; Δημόσια υγεία
• Item Description: Περιλαμβάνει ευρετήριο.
• Physical Description: 51 σ. ; 23 εκ.