(1968). Uninersal decimal classification: UDC 617 orthopaedics surgery ophthalmology. London: BSI.
Chicago Style CitationUninersal Decimal Classification: UDC 617 Orthopaedics Surgery Ophthalmology. London: BSI, 1968.
MLA CitationUninersal Decimal Classification: UDC 617 Orthopaedics Surgery Ophthalmology. London: BSI, 1968.
Warning: These citations may not always be 100% accurate.