Cita APA (7a ed.)

Takang, A. A., & Grubb, P. A. (1996). Software maintenance: Concepts and practice (1st print. ed.). International Thompsom Computer Press.

Cita Chicago Style (17a ed.)

Takang, Armstrong A., y Penny A. Grubb. Software Maintenance: Concepts and Practice. 1st print. ed. London: International Thompsom Computer Press, 1996.

Cita MLA (9a ed.)

Takang, Armstrong A., y Penny A. Grubb. Software Maintenance: Concepts and Practice. 1st print. ed. International Thompsom Computer Press, 1996.