Reihe The Frontiers CollectionH. Paul Shuch × Searching for Extraterrestrial IntelligenceSETI Past, Present, and FutureH. Paul ShuchSpringer BerlinSoftcover2013 Searching for Extraterrestrial IntelligenceSETI Past, Present, and FutureH. Paul ShuchSpringer BerlineBook2011 Searching for Extraterrestrial IntelligenceSETI Past, Present, and FutureH. Paul ShuchSpringer BerlinHardcover2011