edited by Cemil ogretir and Imre G. Csizmadia ; with the assistance of Emilia A. Lang. edited by Elaine Treharne and Greg Walker with the assistance of William Green. edited by Dexter H. Howard ; with the assistance of Lois F. Howard. Edited by Pierre Dansereau, with the assistance of Virginia A. Weadock. edited by Betty Reardon and Eva Nordland ; with the assistance of Robert Zuber. edited by Annie M. Brewer, with the assistance of Marie Browne. edited by Gerald L. Wick, Walter R. Schmitt ; with the assistance of Robin Clarke. edited by M. Frigessi di Rattalma ; with the assistance of F. Seatzu.