http://www.issia.cnr.it/ http://www.ba.iac.cnr.it/wp/ https://ntnucamp.sce.ntnu.edu.tw/ http://leda.elfak.ni.ac.rs/

Gaya APA

Worthington, E, L, J. (1982). When Someone Asks for Help : A Practical Guide for Counseling . Downers Grove, Illinois: Eerdmans & InterVarsity Press.

Gaya MLA

Worthington, Everrett, L,, Jr.. "When Someone Asks for Help : A Practical Guide for Counseling". Downers Grove, Illinois: Eerdmans & InterVarsity Press, 1982. Academic.