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APA Citation
Ong, E. T., Ramiah, P., Ruthven, K., Salleh, S. M., Yusuff, N. A. N., & Mokhsein, S. E. (2015). acquisition of basic science process skills among Malaysian upper primary students. Research in education, 94, 88–101. http://access.bl.uk/ark:/81055/vdc_100071954228.0x000001