Cita APA

Dalfelt, A., & Dalfelt, A. (1978). Nature conservation survey of the Republic of Guyana. [Lugar de publicación no identificado]: International Union for the Conservation of Nature and Natural Resources.

Citación estilo Chicago

Dalfelt, Arne, y Arne Dalfelt. Nature Conservation Survey of the Republic of Guyana. [Lugar de publicación no identificado]: International Union for the Conservation of Nature and Natural Resources, 1978.

Cita MLA

Dalfelt, Arne, y Arne Dalfelt. Nature Conservation Survey of the Republic of Guyana. [Lugar de publicación no identificado]: International Union for the Conservation of Nature and Natural Resources, 1978.