APA (7th ed.) Citation

Willing, R., & Willing, E. (2012). A Willing contribution to Flora Hellenica: Field records 2002. BGBM Press. https://doi.org/10.3372/wfr2002

Chicago Style (17th ed.) Citation

Willing, Rita, and Eckhard Willing. A Willing Contribution to Flora Hellenica: Field Records 2002. Berlin: BGBM Press, 2012. https://doi.org/10.3372/wfr2002.

MLA (9th ed.) Citation

Willing, Rita, and Eckhard Willing. A Willing Contribution to Flora Hellenica: Field Records 2002. BGBM Press, 2012. https://doi.org/10.3372/wfr2002.