Bucaoto, A. P. (1972). Paper folding: An instructional device in the teaching of geometry.
Čikaški stil citiranja (17. izdanje)Bucaoto, Avelino P. Paper Folding: An Instructional Device in the Teaching of Geometry. Quezon City, 1972.
MLA način citiranja (9. izdanje)Bucaoto, Avelino P. Paper Folding: An Instructional Device in the Teaching of Geometry. 1972.
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