Spellerberg, I. F. (1992). Evaluation and assessment for conservation: Ecological guidelines for determininf priorities for nature conservation. Chapman and Hall.
Citace podle Chicago (17th ed.)Spellerberg, Ian F. Evaluation and Assessment for Conservation: Ecological Guidelines for Determininf Priorities for Nature Conservation. London: Chapman and Hall, 1992.
Citace podle MLA (9th ed.)Spellerberg, Ian F. Evaluation and Assessment for Conservation: Ecological Guidelines for Determininf Priorities for Nature Conservation. Chapman and Hall, 1992.
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