APA
KATZ ROBERT L, . (1963). EMPATHY. LOND: COLLIER MACMILLAN.
Chicago
KATZ ROBERT L, . 1963. EMPATHY. LOND: COLLIER MACMILLAN.
Harvard
KATZ ROBERT L, . (1963). EMPATHY. LOND: COLLIER MACMILLAN.
MLA
KATZ ROBERT L, . EMPATHY. LOND: COLLIER MACMILLAN. 1963.