APA (7th ed.) Citation

Ritonga, M., Hasibuan, A. F. M., & Nazara, R. A. P. History of Location Objectives (Hilal Tracker): Development of Astronomical Observations from 2015-Present. Universitas Muhammadiyah Yogyakarta.

Chicago Style (17th ed.) Citation

Ritonga, Marataon, Alya Fathi Muhammad Hasibuan, and Rizqan Arya Perdana Nazara. History of Location Objectives (Hilal Tracker): Development of Astronomical Observations from 2015-Present. Universitas Muhammadiyah Yogyakarta.

MLA (9th ed.) Citation

Ritonga, Marataon, et al. History of Location Objectives (Hilal Tracker): Development of Astronomical Observations from 2015-Present. Universitas Muhammadiyah Yogyakarta.