APA (7th ed.) Citation

Engestrom, Y., Miettinen, R., & Punamaki, R. (1999). Perspectives on activity theory. Cambridge University Press.

Chicago Style (17th ed.) Citation

Engestrom, Yrjo, Reijo Miettinen, and Raija-Leena Punamaki. Perspectives on Activity Theory. Cambridge: Cambridge University Press, 1999.

MLA (9th ed.) Citation

Engestrom, Yrjo, et al. Perspectives on Activity Theory. Cambridge University Press, 1999.