Judul asli :"How to Organize Meetings"
Bibliografi : hlm. 218
Bibliografi : hlm. 279-281
No Inv.: 105154/S/Perp/06/1c
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Bibliografi : Hlm. 185-187
Bibliografi : hlm. 149=151
Bibliografi : hlm. 141-144
No Inv.: 133254/S/Perp/12/1c