APA استشهاد

Parasnis, D. S. (1972). Principles of applied geophysics (2nd ed.). Chapman & Hall.

استشهاد بنمط شيكاغو

Parasnis, D S. Principles of Applied Geophysics. 2nd ed. London: Chapman & Hall, 1972.

MLA استشهاد

Parasnis, D S. Principles of Applied Geophysics. 2nd ed. Chapman & Hall, 1972.