SACHDEVA S K. (1990). COMPETETION SUCCESS REVIEW YEAR BOOK 1990. COMPETITION REVIEW PVT. LTD.
Chicago-čujuhus (17. p.)SACHDEVA S K. COMPETETION SUCCESS REVIEW YEAR BOOK 1990. NEW AVON: COMPETITION REVIEW PVT. LTD, 1990.
MLA-čujuhus (9. p.)SACHDEVA S K. COMPETETION SUCCESS REVIEW YEAR BOOK 1990. COMPETITION REVIEW PVT. LTD, 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.