De Guzman, L. S. (1970). A study of the present situation of children and youth in the Philippines. National Science Development Board.
Citace podle Chicago (17th ed.)De Guzman, Leonora S. A Study of the Present Situation of Children and Youth in the Philippines. Quezon City: National Science Development Board, 1970.
Citace podle MLA (9th ed.)De Guzman, Leonora S. A Study of the Present Situation of Children and Youth in the Philippines. National Science Development Board, 1970.
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