/perr"seuhn day'/ , n.
a unit of measurement, esp. in accountancy, based on an ideal amount of work done by one person in one working day.
[ 1965-70 ]
/perr"seuhn day'/ , n.
a unit of measurement, esp. in accountancy, based on an ideal amount of work done by one person in one working day.
[ 1965-70 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012