سفينه عرفان دفتر پانزدهم 
 Safiniy-i Irfan : Studies in Principal Beliefs and Sacred Texts of the Baha'i Faith (Persian) 

 - Darmstadt, Germany :   Asr-i-Jadíd Publisher  2017 
 - سفىنۀ عرفان  20 Safīnah-ʼi ʻirfān .
<br/><br/><label>ISBN: </label>9783942426022 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Baha'i Studies--Baha'i Faith<br/>Safiny-i- 'Irfan--Baha'i Serials