Cita APA (7a ed.)

Lockwood, Q. J., & Morten, A. J. (1988). Energy (1. printed.). Schofield & Sims.

Cita Chicago Style (17a ed.)

Lockwood, Q. J., y A. J. Morten. Energy. 1. printed. Huddersfield: Schofield & Sims, 1988.

Cita MLA (9a ed.)

Lockwood, Q. J., y A. J. Morten. Energy. 1. printed. Schofield & Sims, 1988.