TY - BOOK AU - Lopker,John TI - Pictures of personality: guide to the four human natures SN - 0970581009 (pbk. : alk. paper) AV - BF698.3 .L67 2000 U1 - 155.26 23 PY - 2000/// CY - Los Angeles, CA PB - Typology KW - Typology (Psychology) N1 - Includes index ER -