Gaya APA
dkk., G, S. (2016).
My pals are here! science 3B activity book (International edition).
Singapore:
Marshall Cavendish.
Gaya MLA
dkk., Goh, Sao-Ee,.
"My pals are here! science 3B activity book".
International edition
Singapore:
Marshall Cavendish,
2016.
Text.