Eldridge, S. (1924). Political action: A naturalistic interpretation of the labor movement in relation to the state. J. B. Lippincott Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEldridge, Seba. Political Action: A Naturalistic Interpretation of the Labor Movement in Relation to the State. Philadelphia, London: J. B. Lippincott Company, 1924.
एमएलए (8वां संस्करण) प्रशस्ति पत्रEldridge, Seba. Political Action: A Naturalistic Interpretation of the Labor Movement in Relation to the State. J. B. Lippincott Company, 1924.
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