Purdy, G. F. (1969). Interrelations Among Public, School, and Academic Libraries.
Cita Chicago Style (17a ed.)Purdy, G. Flint. Interrelations Among Public, School, and Academic Libraries. 1969.
Cita MLA (9a ed.)Purdy, G. Flint. Interrelations Among Public, School, and Academic Libraries. 1969.
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