Billings, J. S. (1965). Selected papers: Comp. with a life of Billings. Medical Library Association.
Citazione stile Chigago Style (17a edizione)Billings, John Shaw. Selected Papers: Comp. with a Life of Billings. [Chicago]: Medical Library Association, 1965.
Citatione MLA (9a ed.)Billings, John Shaw. Selected Papers: Comp. with a Life of Billings. Medical Library Association, 1965.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.