Cita APA (7a ed.)

SP & Butenaerts, P. (1981). af007658: August Leten.

Cita Chicago Style (17a ed.)

SP y Paul Butenaerts. Af007658: August Leten. 1981.

Cita MLA (8a ed.)

SP y Paul Butenaerts. Af007658: August Leten. 1981.