RT Book T1 Secrets of a private eye: or, how to be your own private investigator A1 Blyle, Irwin A1 Friedberg, Ardy A2 Friedberg, Ardy LA Undetermined PP New York PB Holt YR 1987 ED 1. ed. UL https://krimdok.uni-tuebingen.de/Record/1628315806 CN 363.2/89 SN 0-8050-0370-3