Gaya APA
Palmer, H, E., Blanford, F. (1955).
A Gramar of Spoken English (2nd.Ed).
England:
Cambridge, W. Heffer and Sons.
Gaya MLA
Palmer, Harold, E.., Blanford, F.G.
"A Gramar of Spoken English".
2nd.Ed
England:
Cambridge, W. Heffer and Sons,
1955.
Text.