David C. Purdy

titleISBN-13
(ISBN-10)
year of publication
A Guide to Writing Successful Engineering Specifications978-O-O7-O5O999-3
(O-O7-O5O999-9)
1990

C.P. · D.C. · D. P. · D. Purdy · David C. · David P.

David C. Purselle