edited by John Bu'Lock and Bjorn Kristiansen. edited by John E. Kaufman and Jack F. Christensen. editor T. H. Martin and M. Kristiansen. [edited by] Bryan Christiansen. edited by John Biguenet and Rainer Schulte. edited by John G. Rau and David C. Wooten. edited by John A. Riddick and Emory E. Toops. edited by John D. Buckley and Bland A. Stein. Stein Haugen and Svein Kristiansen. edited by Carl R. Christiansen.