Barbosa, M. T. G., Coura, C. G., & Mendes, L. O. (2008). The artificial sand x natural sand for concrete production. ANTAC - Associação Nacional de Tecnologia do Ambiente Construído.
শিকাগো স্টাইলে সাইটেশনBarbosa, Maria Teresa Gomes, Claudia Gáveo Coura, এবং Larissa Oliveira Mendes. The Artificial Sand X Natural Sand for Concrete Production. ANTAC - Associação Nacional de Tecnologia do Ambiente Construído, 2008.
এমএলএ সাইটেশনBarbosa, Maria Teresa Gomes, Claudia Gáveo Coura, এবং Larissa Oliveira Mendes. The Artificial Sand X Natural Sand for Concrete Production. ANTAC - Associação Nacional de Tecnologia do Ambiente Construído, 2008.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.