Lua APA (7ú heag.)

GOOSEN, D. (1967). Aerial photo interpretation in soil survey. FAO.

Lua i Stíl Chicago (17ú heag.)

GOOSEN, Doeko. Aerial Photo Interpretation in Soil Survey. Roma: FAO, 1967.

Lua MLA (9ú heag.)

GOOSEN, Doeko. Aerial Photo Interpretation in Soil Survey. FAO, 1967.

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