Gaya APA

Antonio, B., Steven, M. (2018). The Adaptive value of languages:non-linguistic causes of language diversity . Michigan, USA: Frontiers Media SA.

Gaya MLA

Benítez-Burraco, Antonio., Moran, Steven. "The Adaptive value of languages:non-linguistic causes of language diversity". Michigan, USA: Frontiers Media SA, 2018. Electronic Resource.