APA (7th ed.) Citation

Nayan, D. S., & Ishak, C. F. (2013). Soil factors influencing heavy metal concentrations in medicinal plants. Universiti Putra Malaysia Press.

Chicago Style (17th ed.) Citation

Nayan, Dayang Safinah, and Che Fauziah Ishak. Soil Factors Influencing Heavy Metal Concentrations in Medicinal Plants. Universiti Putra Malaysia Press, 2013.

MLA (9th ed.) Citation

Nayan, Dayang Safinah, and Che Fauziah Ishak. Soil Factors Influencing Heavy Metal Concentrations in Medicinal Plants. Universiti Putra Malaysia Press, 2013.

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