Ratcliffe, D., & Watson, D. (1993). The Peregrine Falcon (2a. ed.). Londres: T.& A D Poyser.
Chicago Style CitationRatcliffe, Derek, and Donald Watson. The Peregrine Falcon. 2a. ed. Londres: T.& A D Poyser, 1993.
MLA CitationRatcliffe, Derek, and Donald Watson. The Peregrine Falcon. 2a. ed. Londres: T.& A D Poyser, 1993.
Warning: These citations may not always be 100% accurate.