Cita APA

Hawthorne, W., & Lawrence, A. (2007). Plant Identification.

Chicago Edition Citation

Hawthorne, William, i Anna Lawrence. Plant Identification. New delhi, Viva Books, 2007.

Cita MLA

Hawthorne, William, i Anna Lawrence. Plant Identification. 2007.

Atenció: Aquestes cites poden no estar 100% correctes.