Cita APA (7a ed.)

Jones, P., & Pike, B. (1990). Industry, agriculture and services (Mainstream, 1. publ.). Nelson.

Cita Chicago Style (17a ed.)

Jones, Peter, y Bob Pike. Industry, Agriculture and Services. Mainstream, 1. publ. Walton-on-Thames: Nelson, 1990.

Cita MLA (9a ed.)

Jones, Peter, y Bob Pike. Industry, Agriculture and Services. Mainstream, 1. publ. Nelson, 1990.