The Piers Plowman social and economic histories ...
APA Citation
Wragge, P., Niemeyer, N., Snape, R. Hugh., Bell, J. Johnston., Spalding, E. Howard. (192226). The Piers Plowman social and economic histories ... London: G. Philip & son, ltd.; [etc., etc.].
MLA Citation
Spalding, E. Howard, et al.. The Piers Plowman Social And Economic Histories ... London: G. Philip & son, ltd.; [etc., etc.], 192226.
Warning: These citations may not always be complete (especially for serials).