APA
Schafer W., Craig G. Y. e., . (1972). Ecology and palaecology of marine environments. edinburgh: Oliver and Boyd.
Chicago
Schafer Wilhelm, Craig Gordon Y ed, . 1972. Ecology and palaecology of marine environments. edinburgh: Oliver and Boyd.
Harvard
Schafer W., Craig G. Y. e., . (1972). Ecology and palaecology of marine environments. edinburgh: Oliver and Boyd.
MLA
Schafer Wilhelm, Craig Gordon Y ed, . Ecology and palaecology of marine environments. edinburgh: Oliver and Boyd. 1972.