APA

Bak P., . (1996). How nature works. New York: Springer-Verlag.

Chicago

Bak P, . 1996. How nature works. New York: Springer-Verlag.

Harvard

Bak P., . (1996). How nature works. New York: Springer-Verlag.

MLA

Bak P, . How nature works. New York: Springer-Verlag. 1996.