APA (7th ed.) Citation

Zulkifli, N. A., & Ishak, N. (2015). Propeller clock / Nur Amalina Zulkifli & Nurasyikin Ishak.

Chicago Style (17th ed.) Citation

Zulkifli, Nur Amalina, and Nurasyikin Ishak. Propeller Clock / Nur Amalina Zulkifli & Nurasyikin Ishak. 2015.

MLA (9th ed.) Citation

Zulkifli, Nur Amalina, and Nurasyikin Ishak. Propeller Clock / Nur Amalina Zulkifli & Nurasyikin Ishak. 2015.

Warning: These citations may not always be 100% accurate.