Gaya APA

Craighead, J, J. et al (1963). A field guide to rocky mountain wildflowers : from Northern Arizona and New Mexico to British Columbia . Hoboken, NJ: Houghton Miflin.

Gaya MLA

Craighead, John, J. et al. "A field guide to rocky mountain wildflowers : from Northern Arizona and New Mexico to British Columbia". Hoboken, NJ: Houghton Miflin, 1963. Text.