APA-čujuhus (7. p.)
Holt, A. S. J. (2001). Principles of construction safety. Blackwell Science.
Chicago-čujuhus (17. p.)
Holt, Allan St. John. Principles of Construction Safety. Oxford ; Malden, MA: Blackwell Science, 2001.
MLA-čujuhus (9. p.)
Holt, Allan St. John. Principles of Construction Safety. Blackwell Science, 2001.
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