Gaya APA

twonsendn, D, H, C, &, D, J. (1992). Boundaries:when to say yes, how to say no to take control of your life (1992). Amerika: zondervan.

Gaya MLA

twonsendn, Dr., Henry, Cloud, &, Dr., Jho. "Boundaries:when to say yes, how to say no to take control of your life". 1992 Amerika: zondervan, 1992. Text.