Philippine Library Association. [Souvenir program of the] National book week celebration. s.n.
Citazione stile Chigago Style (17a edizione)Philippine Library Association. [Souvenir Program of the] National Book Week Celebration. [Manila: s.n.
Citatione MLA (9a ed.)Philippine Library Association. [Souvenir Program of the] National Book Week Celebration. s.n.
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