APA (7th ed.) Citation

Sabirin, A., & Ahmad Faizal, M. Z. (2010). A 3-year observation of the ionospheric critical frequency over Malaysia. Universiti Malaysia Pahang (UMP).

Chicago Style (17th ed.) Citation

Sabirin, Abdullah, and Mohd. Zain Ahmad Faizal. A 3-year Observation of the Ionospheric Critical Frequency over Malaysia. Universiti Malaysia Pahang (UMP), 2010.

MLA (9th ed.) Citation

Sabirin, Abdullah, and Mohd. Zain Ahmad Faizal. A 3-year Observation of the Ionospheric Critical Frequency over Malaysia. Universiti Malaysia Pahang (UMP), 2010.

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