Browse Articles By Tag: sorokin RSShttps://lib.ph/m/articles/browse/tag/sorokinBrowse Articles By Tag: sorokin RSSSat, 06 Dec 2025 13:31:00 +0300<![CDATA[Pitirim Sorokin tungkol sa pangkalahatan at ang partikular sa pag-unlad ng US at USSR]]>Read more]]>Sat, 06 Dec 2025 13:31:00 +0300