TY - BOOK AU - Gauge, S. TI - CTG made easy. 4th ed SN - 9780702046773 PY - 2011/// CY - London PB - Churchill Livingstone UR - https://www.vlebooks.com/vleweb/product/openreader?id=LTHNHSFT&accId=9129556&isbn=9780702046773 ER -