FAROOQ SIRS LECTURES OR SELF STUDY IN DT CA FINAL


(Guest)
I want to ask whether video lectures for DT and IDT (CA FINAL ) of Farooq Haque Sir are useful?
or self study in DT from Singhania sirs book will be better
this is my 6 attempt and in previous attempts I read VG sirs book though I got 50 in 4 the attempt in DT bt in Nov 16 I got only 25.
please help me with this.