Cita APA (7th ed.)
Pulkkinen, L., & Kokko, K. (2017). Human development from middle childhood to middle adulthood: Growing up to be middle-aged. Routledge.
Cita Chicago (17th ed.)
Pulkkinen, Lea, i Katja Kokko. Human Development from Middle Childhood to Middle Adulthood: Growing Up to Be Middle-aged. Oxfordshire, [England] ; New York, New York: Routledge, 2017.
Cita MLA (9th ed.)
Pulkkinen, Lea, i Katja Kokko. Human Development from Middle Childhood to Middle Adulthood: Growing Up to Be Middle-aged. Routledge, 2017.
Atenció: Aquestes cites poden no estar 100% correctes.