Villafuerte, P. V., Viola, V. V., & Malabanan, J. C. (2001). Balagtasan para sa elementarya, sekondarya at tersyarya. Mutya Pubishing House.
Chicagoスタイル(17版)引用形式Villafuerte, Patrocinio V., Virgilio V. Viola, , Joel C. Malabanan. Balagtasan Para Sa Elementarya, Sekondarya at Tersyarya. Valenzuela City: Mutya Pubishing House, 2001.
MLA(9版)引用形式Villafuerte, Patrocinio V., et al. Balagtasan Para Sa Elementarya, Sekondarya at Tersyarya. Mutya Pubishing House, 2001.
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