APA
Garland M., Anderton J., . (1997). Watching Nature. A mid-atlantic natural history. Washington: Smithsonian institution press.
Chicago
Garland M.S, Anderton J, . 1997. Watching Nature. A mid-atlantic natural history. Washington: Smithsonian institution press.
Harvard
Garland M., Anderton J., . (1997). Watching Nature. A mid-atlantic natural history. Washington: Smithsonian institution press.
MLA
Garland M.S, Anderton J, . Watching Nature. A mid-atlantic natural history. Washington: Smithsonian institution press. 1997.