Cita APA (7th ed.)

Gottlob, G., Leone, N., & Scarcello, F. (1999). Computing LOGCFL Certificates. Springer.

Cita Chicago (17th ed.)

Gottlob, G., N. Leone, i F. Scarcello. Computing LOGCFL Certificates. Springer, 1999.

Cita MLA (9th ed.)

Gottlob, G., et al. Computing LOGCFL Certificates. Springer, 1999.