The delta factorMickey Spillane1967·190 pages·about 3–4 hours·4 editions1967first published1967Dutton · 219 pages · ENG1968New American Library · ENG1969Transworld · 190 pages · ENGISBN 97805520600112010Penguin USA, Inc. · ENGISBN 9781101172759Mysterious·Tense·Short readAdd to Library▾Your copyA tough-guy mystery to please even the most bloodthirsty of fans!How do you feel?PickReport a problem with this book