SCHAEFER RICHARD T. (1994). SOCIOLOGY: A BRIEF INTRODUCTION. MCGRAW-HILL.
Chicago-čujuhus (17. p.)SCHAEFER RICHARD T. SOCIOLOGY: A BRIEF INTRODUCTION. NEW YORK: MCGRAW-HILL, 1994.
MLA-čujuhus (9. p.)SCHAEFER RICHARD T. SOCIOLOGY: A BRIEF INTRODUCTION. MCGRAW-HILL, 1994.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.