Παραπομπή σε μορφή APA (7η εκδ.)

Wiley InterScience (Online service), Polacco, J. C., & Todd, C. D. (2011). Ecological aspects of nitrogen metabolism in plants. Wiley-Blackwell. https://doi.org/10.1002/9780470959404

Παραπομπή σε μορφή Chicago (17η εκδ.)

Wiley InterScience (Online service), Joseph C. Polacco, και Christopher D. Todd. Ecological Aspects of Nitrogen Metabolism in Plants. Chichester, West Sussex, UK ; Ames, Iowa: Wiley-Blackwell, 2011. https://doi.org/10.1002/9780470959404.

Παραπομπή σε μορφή MLA (8th εκδ.)

Wiley InterScience (Online service), et al. Ecological Aspects of Nitrogen Metabolism in Plants. Wiley-Blackwell, 2011. https://doi.org/10.1002/9780470959404.