Gaya APA
Durack, J, F, S. (1970).
Speech drills. Dilampirkan Hindi speech drills, 32 hal. .
Patna:
Xavier Teachers' Training-Institute.
Gaya MLA
Durack, Jerome, F.,, S.J..
"Speech drills. Dilampirkan Hindi speech drills, 32 hal. ".
Patna:
Xavier Teachers' Training-Institute,
1970.
Buku.