Cita APA (7a ed.)

Date, C., & Darwen, H. (1998). Foundation for object. Addison Wesley Longman.

Cita Chicago Style (17a ed.)

Date, C.J, y Hugh Darwen. Foundation for Object. Reading, Mass.: Addison Wesley Longman, 1998.

Cita MLA (8a ed.)

Date, C.J, y Hugh Darwen. Foundation for Object. Addison Wesley Longman, 1998.