Cita APA (7a ed.)

Toma, P. (1991). Progress and innovations in drilling. Wiley.

Cita Chicago Style (17a ed.)

Toma, P. Progress and Innovations in Drilling. Chichester, England: Wiley, 1991.

Cita MLA (9a ed.)

Toma, P. Progress and Innovations in Drilling. Wiley, 1991.