Citazione APA

Lydford, J., & Owen, D. M. (1974). John Lydford's book. H.M. Stationery Off..

Stile di citazione Chicago

Lydford, John, e Dorothy Mary Owen. John Lydford's Book. London: H.M. Stationery Off., 1974.

Citazione MLA

Lydford, John, e Dorothy Mary Owen. John Lydford's Book. H.M. Stationery Off., 1974.