How Many Ferns are There in One Hectare of Submontane Forest at Fraser's Hill? - Haja Maideen; Razali Jaman; A.Z. Ibrahim; A. Latiff (Bangi : Pusat Pengurusan Penyelidikan, Universiti Kebangsaan Malaysia, 2001)
PTSL Koleksi Asia Tenggara : (Pages 240-244), (Call Number : kat SB 484.M3.B84)