Cita APA (7th ed.)

Fjær, E., Holt, R. M., Horsrud, P., Raaen, A. M., & Risnes, R. (2021). Petroleum Related Rock Mechanics. Elsevier Science.

Cita Chicago (17th ed.)

Fjær, Erling, Rune Martin Holt, Per Horsrud, Arne Marius Raaen, i Rasmus Risnes. Petroleum Related Rock Mechanics. San Diego, CA: Elsevier Science, 2021.

Cita MLA (8th ed.)

Fjær, Erling, et al. Petroleum Related Rock Mechanics. Elsevier Science, 2021.