Malicdem, C. T., & Maramag, J. J. . A. (2014). Si Antong antukin at ang kalo: Anton and the pulley (50th anniversary edition.). University of the Philippines National Institute for Science and Mathematics Education Development (UP NISMED).
Čikaški stil citiranja (17. izdanje)Malicdem, Cerilina T., i John Jerry A. Maramag. Si Antong Antukin at Ang Kalo: Anton and the Pulley. 50th anniversary edition. Quezon City: University of the Philippines National Institute for Science and Mathematics Education Development (UP NISMED), 2014.
MLA način citiranja (9. izdanje)Malicdem, Cerilina T., i John Jerry A. Maramag. Si Antong Antukin at Ang Kalo: Anton and the Pulley. 50th anniversary edition. University of the Philippines National Institute for Science and Mathematics Education Development (UP NISMED), 2014.