Кaчaлинa, Людмилa Николaевнa. Kachalina, Lyudmila Nikolaevna. Organizatsiya raboty apparata uchrezhdeniya / L. N. Kachalina. - Moskva : Ekonomika, 1970. - 207 p. : ISBN: RUSSIAN23570 Subjects--Topical Terms: Office management. Dewey Class. No.: 651.02 / Or