Kerala (India). Dept. of Economics & Statistics. (1988). Manpower study series. Dept. of Economics and Statistics.
Čikaški stil citiranja (17. izdanje)Kerala (India). Dept. of Economics & Statistics. Manpower Study Series. Trivandrum: Dept. of Economics and Statistics, 1988.
MLA način citiranja (8. izdanje)Kerala (India). Dept. of Economics & Statistics. Manpower Study Series. Dept. of Economics and Statistics, 1988.
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