Purcell, A., & Purcell, C. (1993). Stock photography: The complete guide. Writer's Digest Books.
Cita Chicago Style (17a ed.)Purcell, Ann, e Carl Purcell. Stock Photography: The Complete Guide. Cincinnati, Ohio: Writer's Digest Books, 1993.
Cita MLA (8a ed.)Purcell, Ann, e Carl Purcell. Stock Photography: The Complete Guide. Writer's Digest Books, 1993.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.