APA引文

Sim, J. H. (2010). Representational competence of Form Four science students on basic chemical concepts.

Chicago Style (17th ed.) Citation

Sim, Joong Hiong. Representational Competence of Form Four Science Students on Basic Chemical Concepts. 2010.

MLA引文

Sim, Joong Hiong. Representational Competence of Form Four Science Students on Basic Chemical Concepts. 2010.

警告：这些引文格式不一定是100％准确.