Margraf, J., Voggesberger, M., & Milan, P. P. (1994). Limnology of Ifugao rice terraces, Philippines.
芝加哥风格引文Margraf, Josef, Monica Voggesberger, 与 Paciencia P. Milan. Limnology of Ifugao Rice Terraces, Philippines. 1994.
MLA引文Margraf, Josef, et al. Limnology of Ifugao Rice Terraces, Philippines. 1994.
警告：这些引文格式不一定是100％准确.