APA (7th ed.) Citation

ScienceDirect (Online service), Gurunathan, B., Sahadevan, R., & Zakaria, Z. A. (2022). Biofuels and bioenergy: Opportunities and challenges. Elsevier.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Baskar Gurunathan, Renganathan Sahadevan, and Zainul Akmar Zakaria. Biofuels and Bioenergy: Opportunities and Challenges. Amsterdam: Elsevier, 2022.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Biofuels and Bioenergy: Opportunities and Challenges. Elsevier, 2022.