Haddam, Jane 1951- Act of Darkness : [Novel] / J. Haddam. - New York : Bantam Books, 1991. - 248 p. : ill. ; 18 cm. - A Gregor Demarkian Holiday Mystery . ISBN: 0-553-29086-X Subjects--Topical Terms: FictionAmerican literature--Novel Subjects--Index Terms: Detective and mystery stories