1. Motion study: a method for increasing the efficrincy of the workman
Author: / by] Frank B. Gilbreth. Efficiency as a basis for operation and wayes/Harrington Emerson]
Library: National Library and Archives of Islamic Republic of Iran (Tehran)
Subject: سینما,کارایی صنعتی
Classification :
T
۶۰
/
۷
/
گ
۹
م
۸ ۱۳۸۱
