Trích dẫn APA

Bureau of economics and statistics. (1971). Directory of small scale industrial units in the urban areas of Kerala state 1969-70. Bureau of economics and statistics.

Trích dẫn kiểu Chicago

Bureau of economics and statistics. Directory of Small Scale Industrial Units in the Urban Areas of Kerala State 1969-70. Trivandrum: Bureau of economics and statistics, 1971.

Trích dẫn MLA

Bureau of economics and statistics. Directory of Small Scale Industrial Units in the Urban Areas of Kerala State 1969-70. Bureau of economics and statistics, 1971.

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