Cita APA (7a ed.)

Bell,Ernest L. y Cyril F. (1955). Request for a ruling as to the spcimen to be accepted as the lectotype of Megathymus..

Cita Chicago Style (17a ed.)

Bell,Ernest L. y Cyril F. Request for a Ruling as to the Spcimen to Be Accepted as the Lectotype of Megathymus.. -, 1955.

Cita MLA (8a ed.)

Bell,Ernest L. y Cyril F. Request for a Ruling as to the Spcimen to Be Accepted as the Lectotype of Megathymus.. 1955.