Gaya APA

Welch, E, T. (2008). Crossroads: A step-by-step guide away from addiction : facilitator's guide . Greensboro, NC, USA: New Growth Press.

Gaya MLA

Welch, Edward, T.. "Crossroads: A step-by-step guide away from addiction : facilitator's guide". Greensboro, NC, USA: New Growth Press, 2008. Academic.