TY  - BOOK
ED  - National Center for Construction Education and Research
TI  - Pipefitting level three: annotated instructor's guide 
T2  - Contren learning series
SN  - 0132272865 (pbk.)
PY  - 2007///
CY  - Upper Saddle River, N. J.
PB  - Pearson/Prentice Hall
KW  - Pipe fitting
N1  - Book is accompanied with a supplement entitled'Pipefitting level three : test booklet' bearing the same call number
ER  -