GREGORY. (1979). AN INTRODUCTION TO ELECTRICAL INSFRUMENTATION.
Chicago-čujuhus (17. p.)GREGORY. AN INTRODUCTION TO ELECTRICAL INSFRUMENTATION. LONDON, 1979.
MLA-čujuhus (9. p.)GREGORY. AN INTRODUCTION TO ELECTRICAL INSFRUMENTATION. 1979.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.