Heredia, R. (1997). The Amul India story. TMH.
Chicago-čujuhus (17. p.)Heredia, Ruth. The Amul India Story. New delhi: TMH, 1997.
MLA-čujuhus (9. p.)Heredia, Ruth. The Amul India Story. TMH, 1997.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.