Cita APA (7a ed.)

O'Brien, B. (1987). Opening Windows. Scott, Foresman.

Cita Chicago Style (17a ed.)

O'Brien, Bill. Opening Windows. Glenview, Ill.: Scott, Foresman, 1987.

Cita MLA (8a ed.)

O'Brien, Bill. Opening Windows. Scott, Foresman, 1987.