Angeles, P. S. (1970). Competencies of secondary health education teacher in the division of city schools, Manila. s.n.].
Citace podle Chicago (17th ed.)Angeles, Pilar S. Competencies of Secondary Health Education Teacher in the Division of City Schools, Manila. [Quezon City: s.n.], 1970.
Citace podle MLA (9th ed.)Angeles, Pilar S. Competencies of Secondary Health Education Teacher in the Division of City Schools, Manila. s.n.], 1970.
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