The Percentage of Availability of the Elements of Citizenship Concept in the Guides for Teachers of Musical Skills in the Sultanate of Oman. jperc [Internet]. 2023 Mar. 19 [cited 2025 May 6];20(76):149-80. Available from: https://jperc.uobaghdad.edu.iq/index.php/jperc/article/view/1386