Fernandes, L. (1998). solutions manual for techniques of problem solving. Universities Press.
Chicago-viite (17. p.)Fernandes, Luis. Solutions Manual for Techniques of Problem Solving. Hyderabad: Universities Press, 1998.
MLA-viite (9. p.)Fernandes, Luis. Solutions Manual for Techniques of Problem Solving. Universities Press, 1998.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.