APA-viite (7. p.)

Duicela Guambi, L. A., Corral Castillo, G. R., & Chilán Villafuerte, W. P. (2016). Selection of ‘clone heads’ from robusta coffee plants (Coffea canephora) in the dry tropics of Ecuador.

Chicago-viite (17. p.)

Duicela Guambi, Luis Alberto, Gianni Rubén Corral Castillo, ja Willian Paul Chilán Villafuerte. Selection of ‘clone Heads’ from Robusta Coffee Plants (Coffea Canephora) in the Dry Tropics of Ecuador. 2016.

MLA-viite (9. p.)

Duicela Guambi, Luis Alberto, et al. Selection of ‘clone Heads’ from Robusta Coffee Plants (Coffea Canephora) in the Dry Tropics of Ecuador. 2016.

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