CONCERN, Inc. (Consultancy, Organization, Communications, Education & Research Network). (1992). Sangguniang kabataan primer: Book I-. Mary Jo Educational Supply.
Цитирование в стиле Чикаго (17-е изд.)CONCERN, Inc. (Consultancy, Organization, Communications, Education & Research Network). Sangguniang Kabataan Primer: Book I-. Manila: Mary Jo Educational Supply, 1992.
Цитирование MLA (9-е изд.)CONCERN, Inc. (Consultancy, Organization, Communications, Education & Research Network). Sangguniang Kabataan Primer: Book I-. Mary Jo Educational Supply, 1992.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.