Mathem, M. (2018). Manorama yearbook 2019. Malayala manorama press.
芝加哥风格引文Mathem, Mammen. Manorama Yearbook 2019. Kottayam: Malayala manorama press, 2018.
MLA引文Mathem, Mammen. Manorama Yearbook 2019. Malayala manorama press, 2018.
警告：这些引文格式不一定是100％准确.