United Hospital Fund of New York. (1966). Essentials for patients' libraries: A guide.
Citazione stile Chigago Style (17a edizione)United Hospital Fund of New York. Essentials for Patients' Libraries: A Guide. New York, 1966.
Citatione MLA (9a ed.)United Hospital Fund of New York. Essentials for Patients' Libraries: A Guide. 1966.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.