Mathew Mammen. (2017). Manorama YearBook 2017. Malayala Manorama.
Chicagoスタイル(17版)引用形式Mathew Mammen. Manorama YearBook 2017. Kottayam: Malayala Manorama, 2017.
MLA(9版)引用形式Mathew Mammen. Manorama YearBook 2017. Malayala Manorama, 2017.
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