APA (7th ed.) Citation

HASAN bin Pukul & Ashton. A check list of Brunei trees. s.l..

Chicago Style (17th ed.) Citation

HASAN bin Pukul and Ashton. A Check List of Brunei Trees. [s.d.: s.l..

MLA (9th ed.) Citation

HASAN bin Pukul and Ashton. A Check List of Brunei Trees. s.l..

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