Triana, M. I. R. (2012). Estimation and analysis of expenditure and income of the floating population of undergraduate university student in the city of Tunja, Colombia. Universidad Pedagógica y Tecnológica de Colombia.
芝加哥风格引文Triana, María Isabel Rojas. Estimation and Analysis of Expenditure and Income of the Floating Population of Undergraduate University Student in the City of Tunja, Colombia. Universidad Pedagógica y Tecnológica de Colombia, 2012.
MLA引文Triana, María Isabel Rojas. Estimation and Analysis of Expenditure and Income of the Floating Population of Undergraduate University Student in the City of Tunja, Colombia. Universidad Pedagógica y Tecnológica de Colombia, 2012.
警告：这些引文格式不一定是100％准确.
