International Seed Testing Association. (2004). International rules for seed testing: Adopted at the Extraordinary Meeting 2003, Glattbrugg, Switzerland to become effective on 1st. January 2004 International Seed Testing Association.
Citación estilo ChicagoInternational Seed Testing Association. International Rules for Seed Testing: Adopted At the Extraordinary Meeting 2003, Glattbrugg, Switzerland to Become Effective On 1st. January 2004. Edition 2004. Zürich, Switzerland: International Seed Testing Association, 2004.
Cita MLAInternational Seed Testing Association. International Rules for Seed Testing: Adopted At the Extraordinary Meeting 2003, Glattbrugg, Switzerland to Become Effective On 1st. January 2004. Edition 2004. Zürich, Switzerland: International Seed Testing Association, 2004.