Cita APA (7th ed.)

Summers, S. (2009). Friendship: Exploring its implications for the church in postmodernity. Continuum.

Cita Chicago (17th ed.)

Summers, S. Friendship: Exploring Its Implications for the Church in Postmodernity. London ; New York: Continuum, 2009.

Cita MLA (9th ed.)

Summers, S. Friendship: Exploring Its Implications for the Church in Postmodernity. Continuum, 2009.