Citazione Stile APA (7a Edizione)

Bisque, R. E. (1975). Earth science: Patterns in our environment. Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Bisque, Ramon E. Earth Science: Patterns in Our Environment. Englewood cliffs: Prentice-Hall, 1975.

Citatione MLA (9a ed.)

Bisque, Ramon E. Earth Science: Patterns in Our Environment. Prentice-Hall, 1975.