APA-čujuhus (7. p.)
Ashford, J. L. (1989). The management of quality in construction. E. & F.N. Spon.
Chicago-čujuhus (17. p.)
Ashford, John L. The Management of Quality in Construction. London ; New York: E. & F.N. Spon, 1989.
MLA-čujuhus (9. p.)
Ashford, John L. The Management of Quality in Construction. E. & F.N. Spon, 1989.
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