Cita APA

SCHAEFER RICHARD T. (1994). SOCIOLOGY: A BRIEF INTRODUCTION. MCGRAW-HILL.

Citación estilo Chicago

SCHAEFER RICHARD T. SOCIOLOGY: A BRIEF INTRODUCTION. NEW YORK: MCGRAW-HILL, 1994.

Cita MLA

SCHAEFER RICHARD T. SOCIOLOGY: A BRIEF INTRODUCTION. MCGRAW-HILL, 1994.