Mathew,Mammen. (2021). Maorama Yearbook 2021. Malayala Manorama.
芝加哥风格引文Mathew,Mammen. Maorama Yearbook 2021. Kottayam: Malayala Manorama, 2021.
MLA引文Mathew,Mammen. Maorama Yearbook 2021. Malayala Manorama, 2021.
警告：这些引文格式不一定是100％准确.
APA引文