Gaya APA
DAUGLAS,J.W.B, .
(1958).
Children Under Five / J.W.B. Dauglas and J.M Blomfield
.
:
George Allen Unwin.
Gaya MLA
DAUGLAS,J.W.B, .
"Children Under Five / J.W.B. Dauglas and J.M Blomfield".
:
George Allen Unwin,
1958.
Referensi.