Cita APA (7th ed.)

Benedikt, M., Puppis, G., & Vu, H. (2010). Positive Higher−Order Queries.

Cita Chicago (17th ed.)

Benedikt, M., G. Puppis, i H. Vu. Positive Higher−Order Queries. 2010.

Cita MLA (9th ed.)

Benedikt, M., et al. Positive Higher−Order Queries. 2010.