Wickramasekara, P. (1987). Labour absorption in Asian agriculture: A review. ILO/ ARTEP.
Čikaški stil citiranja (17. izdanje)Wickramasekara, Piyasiri. Labour Absorption in Asian Agriculture: A Review. Delhi: ILO/ ARTEP, 1987.
MLA način citiranja (9. izdanje)Wickramasekara, Piyasiri. Labour Absorption in Asian Agriculture: A Review. ILO/ ARTEP, 1987.
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