(EMCS), E. C. S. (2023). Plumbing of 4th storey plan. Brac University.
Chicago-viite (17. p.)(EMCS), Electro-Mechanical Control Services. Plumbing of 4th Storey Plan. Brac University, 2023.
MLA-viite (8. p.)(EMCS), Electro-Mechanical Control Services. Plumbing of 4th Storey Plan. Brac University, 2023.
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