Sekharam K.S. Our Useful Plants. National Book Trust.
Chicago-čujuhus (17. p.)Sekharam K.S. Our Useful Plants. 1982 1982: National Book Trust.
MLA-čujuhus (9. p.)Sekharam K.S. Our Useful Plants. National Book Trust.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.