Syahputri, Y., 		Dalimunthe, A., & 		Usman, M.
(2021).
 Added Value Analysis Of Oil Palm Frond Waste Into The  White Oyster Mushroom (Pleurotus Ostreatus) Growing  Media To Increasing Business Opportunities  In Sampali Village,  Percut Seituan,  Deli Serdang Regency.
<em>Accounting And Business Journal, 3</em>(2), 145-154.
doi:10.54248/abj.v3i2.3923