González Marí, J. L., Rico Romero, L., & Gallardo, J. (2012). Structural and semiotic diversity in the didactic transition from the natural-number domain to the integers: A study of understanding in the field of additive relativity. Universidad de Almería.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিGonzález Marí, José L., Luis Rico Romero, এবং Jesús Gallardo. Structural and Semiotic Diversity in the Didactic Transition from the Natural-number Domain to the Integers: A Study of Understanding in the Field of Additive Relativity. Universidad de Almería, 2012.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিGonzález Marí, José L., et al. Structural and Semiotic Diversity in the Didactic Transition from the Natural-number Domain to the Integers: A Study of Understanding in the Field of Additive Relativity. Universidad de Almería, 2012.