Ullauri, N., Arévalo, C., & Romero, L. (2018). Situational analysis of community tourism in the province of Azuay.
芝加哥风格引文Ullauri, Narcisa, Coralía Arévalo, 与 Lucía Romero. Situational Analysis of Community Tourism in the Province of Azuay. 2018.
MLA引文Ullauri, Narcisa, et al. Situational Analysis of Community Tourism in the Province of Azuay. 2018.
警告：这些引文格式不一定是100％准确.