MYERS, W. L. (1980). Survey Methods For Ecosystem Management / Wayne L. Myers And Ronald L. Shelton. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)MYERS, Wayne L. Survey Methods For Ecosystem Management / Wayne L. Myers And Ronald L. Shelton. John Wiley & Sons, 1980.
Lua MLA (8ú heag.)MYERS, Wayne L. Survey Methods For Ecosystem Management / Wayne L. Myers And Ronald L. Shelton. John Wiley & Sons, 1980.
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