Gaya APA
Adamson, J. et al (2013).
Topsy and Tim go to the zoo : Read it yourself with Ladybird level 1 (Jil, 1).
London:
Ladybird Books Ltd.
Gaya MLA
Adamson, Jean. et al.
"Topsy and Tim go to the zoo : Read it yourself with Ladybird level 1".
Jil, 1
London:
Ladybird Books Ltd,
2013.
Text.