Petrovan, S. O., Sutherland, W. J., Ockendon, N., Dicks, L. V., & Smith, R. K. (2018). What Works in Conservation 2018. Open Book Publishers.
Chicago-čujuhus (17. p.)Petrovan, Silviu O., William J. Sutherland, Nancy Ockendon, Lynn V. Dicks, juo Rebecca K. Smith. What Works in Conservation 2018. Open Book Publishers, 2018.
MLA-čujuhus (9. p.)Petrovan, Silviu O., et al. What Works in Conservation 2018. Open Book Publishers, 2018.
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