García-Ruiz, I. (2015). Contribution to the knowledge of the genus Eryngium (Apiaceae) in the state of Michoacan, Mexico. Instituto de Ecología, A.C.
Čikaški stil citiranja (17. izdanje)García-Ruiz, Ignacio. Contribution to the Knowledge of the Genus Eryngium (Apiaceae) in the State of Michoacan, Mexico. Instituto de Ecología, A.C, 2015.
MLA način citiranja (9. izdanje)García-Ruiz, Ignacio. Contribution to the Knowledge of the Genus Eryngium (Apiaceae) in the State of Michoacan, Mexico. Instituto de Ecología, A.C, 2015.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.
