APA (7e ed.) Bronvermelding

Nancy Ockendon, Rebecca K. Smith, William J. Sutherland, & Lynn V. Dicks. What Works in Conservation 2017. Open Book Publishers.

Chicago (17e ed.) Bronvermelding

Nancy Ockendon, Rebecca K. Smith, William J. Sutherland, en Lynn V. Dicks. What Works in Conservation 2017. Open Book Publishers.

MLA (9e ed.) Bronvermelding

Nancy Ockendon, et al. What Works in Conservation 2017. Open Book Publishers.