Fernandes, L. (1998). solutions manual for techniques of problem solving. Universities Press.
Lua i Stíl Chicago (17ú heag.)Fernandes, Luis. Solutions Manual for Techniques of Problem Solving. Hyderabad: Universities Press, 1998.
Lua MLA (9ú heag.)Fernandes, Luis. Solutions Manual for Techniques of Problem Solving. Universities Press, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.