Pesántez Sigüenza, A. C., Brito Carmona, J. L., & Piedra Carrión, V. R. (2020). The effects of visual learning aids on english as foreign language students. Universidad de Cuenca.
芝加哥风格引文Pesántez Sigüenza, Adriana Cecibel, Jéssica Laura Brito Carmona, 与 Verónica Rosalía Piedra Carrión. The Effects of Visual Learning Aids on English as Foreign Language Students. Universidad de Cuenca, 2020.
MLA引文Pesántez Sigüenza, Adriana Cecibel, et al. The Effects of Visual Learning Aids on English as Foreign Language Students. Universidad de Cuenca, 2020.
警告：这些引文格式不一定是100％准确.