APA (7th ed.) Citation

Verdcourt, B. A revision of certain african genera of herbaceous Rubiaceae.

Chicago Style (17th ed.) Citation

Verdcourt, Bernard. A Revision of Certain African Genera of Herbaceous Rubiaceae.

MLA (9th ed.) Citation

Verdcourt, Bernard. A Revision of Certain African Genera of Herbaceous Rubiaceae.

Warning: These citations may not always be 100% accurate.