Woledge, B. (1957). Shell: a word's pedigree, in: Cox, I. (Ed.) The scallop: studies of a shell and its influences on humankind. pp. 10-14
In: Cox, I. (Ed.) (1957). The scallop: Studies of a shell and its influences on humankind. 'Shell' Transport and Trading Company: London. 135 pp., meer
