Home › Authors › John R. Hillman 👤 John R. Hillman 5 books Books by John R. Hillman Higher Education in the Arab World 2021 Major Challenges Facing Higher Major Challenges Facing Higher Education in the Arab World 2019 Universities in Arab Countries : An Urgent Need for Change 2018 SEBS 28 Biochemistry of Plant SEBS 28 Biochemistry of Plant Cell Walls 2008 Isolation of plant growth substances 1978