Cita APA (7a ed.)

Kaplan, G. (2020). Play behaviour, not tool using, relates to brain mass in a sample of birds. Nature Portfolio.

Cita Chicago Style (17a ed.)

Kaplan, Gisela. Play Behaviour, Not Tool Using, Relates to Brain Mass in a Sample of Birds. Nature Portfolio, 2020.

Cita MLA (8a ed.)

Kaplan, Gisela. Play Behaviour, Not Tool Using, Relates to Brain Mass in a Sample of Birds. Nature Portfolio, 2020.