Παραπομπή APA

Cassel, D. (1986). BASIC and problem solving made easy. Prentice-Hall.

Παραπομπή Chicago Style

Cassel, Don. BASIC and Problem Solving Made Easy. Englewood Cliffs, N.J.: Prentice-Hall, 1986.

Παραπομπή MLA

Cassel, Don. BASIC and Problem Solving Made Easy. Prentice-Hall, 1986.