Calvero, T. E. (1974). A critical analysis of the B.P.S. tentative curriculum guides for general science I & II for Philippine high schools. University of the Philippines Library.
芝加哥风格引文Calvero, Teofidez E. A Critical Analysis of the B.P.S. Tentative Curriculum Guides for General Science I & II for Philippine High Schools. Quezon City: University of the Philippines Library, 1974.
MLA引文Calvero, Teofidez E. A Critical Analysis of the B.P.S. Tentative Curriculum Guides for General Science I & II for Philippine High Schools. University of the Philippines Library, 1974.
警告：这些引文格式不一定是100％准确.