Derek MartinBooksGuidelines for Open Pit Slope Design in Weak RocksTourism Tattler November 2017DeviantsEast End LifeResearch works 3Bird JournalResearch worksTourism Tattler Issue 1 2018An East End Life My StoryJournalResearch works 2Swot Revenue Law (Swot: Success Without Tears)Author data: Open Library