National Beautification and Cleanliness Committee. Contest Committee. (1968). National beautification and cleanliness campaign: Landscaping ideas for plazas and parks. [Lay-out by National Media Production Center. Bureau of Print.].
Citace podle Chicago (17th ed.)National Beautification and Cleanliness Committee. Contest Committee. National Beautification and Cleanliness Campaign: Landscaping Ideas for Plazas and Parks. [Lay-out by National Media Production Center. Manila: Bureau of Print.], 1968.
Citace podle MLA (9th ed.)National Beautification and Cleanliness Committee. Contest Committee. National Beautification and Cleanliness Campaign: Landscaping Ideas for Plazas and Parks. [Lay-out by National Media Production Center. Bureau of Print.], 1968.
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