Unknown. (2023). Handbooks of Commercial Products, Indian section no.18. Jalap. Government Printing, Government of India, Calcutta.
Čikaški stil citiranja (17. izdanje)Unknown. Handbooks of Commercial Products, Indian Section No.18. Jalap. Government Printing, Government of India, Calcutta, 2023.
MLA način citiranja (9. izdanje)Unknown. Handbooks of Commercial Products, Indian Section No.18. Jalap. Government Printing, Government of India, Calcutta, 2023.
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