MADAN, R. B. (2012). PERIWINKLE ENGLISH WORKBOOK STD- 1. PERIWINKLE PUBLICATIONS.
Chicago-čujuhus (17. p.)MADAN, RITU. BHUSHAN. PERIWINKLE ENGLISH WORKBOOK STD- 1. PERIWINKLE PUBLICATIONS, 2012.
MLA-čujuhus (9. p.)MADAN, RITU. BHUSHAN. PERIWINKLE ENGLISH WORKBOOK STD- 1. PERIWINKLE PUBLICATIONS, 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.