S. Petersen's Field Guide to Lovecraftian HorrorsSandy Petersen, Lynn Willis, Mike Mason · First published 2016Open the Tome
Anecdota cartographica septentrionalia ediderunt Axel Anthon Bjørnbo & Carl S. PetersenAnthon Björnbo · First published 1908Open the Tome
Activities for Building Character and Social-Emotional LearningKatia S. Petersen · First published 2012Open the Tome
CRM Leadership and Alignment in a Customer Centric WorldGlen S. Petersen · First published 2003Open the Tome
Upper Devonian (Famennian) ammonoids from the Canning Basin, western AustraliaMorris S. Petersen · First published 1975Open the Tome
Interpreting earth historyMorris S. Petersen, Morris Petersen, J. Keith Rigby · First published 1969Open the Tome
Illustreret dansk LitteraturhistorieCarl S. Petersen · First published 1924 · Latest edition 1925Open the Tome
