Peterson, R., Mountfort, G., Hollom, P. A. D., Huxley, J., Wallace, D. I. M., & Ferguson-Lees, I. J. (1981). A field guide to the birds of Britain and Europe (Repr. of the 3rd ed., rev. and enl. in collaboration with I. J. Ferguson-Lees and D. I. M. Wallace.). Collins.
Cita Chicago Style (17a ed.)Peterson, Roger, Guy Mountfort, P. A. D. Hollom, Julian Huxley, D. I. M. Wallace, y I. J. Ferguson-Lees. A Field Guide to the Birds of Britain and Europe. Repr. of the 3rd ed., rev. and enl. in collaboration with I. J. Ferguson-Lees and D. I. M. Wallace. London: Collins, 1981.
Cita MLA (9a ed.)Peterson, Roger, et al. A Field Guide to the Birds of Britain and Europe. Repr. of the 3rd ed., rev. and enl. in collaboration with I. J. Ferguson-Lees and D. I. M. Wallace. Collins, 1981.
