GUPTA.K.K & MALHOTRA, S. (2010). FRANK MIDDLE SCHOOL SCIENCE AND TECHNOLOGY WORKBOOK CLASS- 8. FRANK BROS & CO.
Chicago-čujuhus (17. p.)GUPTA.K.K & MALHOTRA, STALIN. FRANK MIDDLE SCHOOL SCIENCE AND TECHNOLOGY WORKBOOK CLASS- 8. FRANK BROS & CO, 2010.
MLA-čujuhus (9. p.)GUPTA.K.K & MALHOTRA, STALIN. FRANK MIDDLE SCHOOL SCIENCE AND TECHNOLOGY WORKBOOK CLASS- 8. FRANK BROS & CO, 2010.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.