Gaya APA
Rodrigo, L, G. (2001).
Proficiency in english for secondary 2 (edition 2000).
Singapore:
Web Publicatons Pte Ltd.
Gaya MLA
Rodrigo, Leanadon, G.
"Proficiency in english for secondary 2".
edition 2000
Singapore:
Web Publicatons Pte Ltd,
2001.
Text.