Barría De León, D. V. (1995). A Compendium of Instructional games to Teach the Number System to Primary School English Students. Santiago, Panamá: CRU. Veraguas.
Chicago Style CitationBarría De León, Deysi Vianeth. A Compendium of Instructional Games to Teach the Number System to Primary School English Students. Santiago, Panamá: CRU. Veraguas, 1995.
MLA CitationBarría De León, Deysi Vianeth. A Compendium of Instructional Games to Teach the Number System to Primary School English Students. Santiago, Panamá: CRU. Veraguas, 1995.
Warning: These citations may not always be 100% accurate.