Cita APA (7a ed.)

Bronfenbrenner, U. (1979). The ecology of human development: Experiments by nature and design. Harvard University.

Cita Chicago Style (17a ed.)

Bronfenbrenner, Urie. The Ecology of Human Development: Experiments by Nature and Design. Cambridge (Massachusetts) [etc.]: Harvard University, 1979.

Cita MLA (9a ed.)

Bronfenbrenner, Urie. The Ecology of Human Development: Experiments by Nature and Design. Harvard University, 1979.