Government of Kerala. (1970). Administration report for the year 1967-68. Port department Govt. of Kerala.
استشهاد بنمط شيكاغوGovernment of Kerala. Administration Report for the Year 1967-68. Port department Govt. of Kerala, 1970.
MLA استشهادGovernment of Kerala. Administration Report for the Year 1967-68. Port department Govt. of Kerala, 1970.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.