APA (7th ed.) Citation

National Trust (Great Britain). (1976). The National Trust yearbook. Europa, for the National Trust.

Chicago Style (17th ed.) Citation

National Trust (Great Britain). The National Trust Yearbook. London: Europa, for the National Trust, 1976.

MLA (8th ed.) Citation

National Trust (Great Britain). The National Trust Yearbook. Europa, for the National Trust, 1976.

Warning: These citations may not always be 100% accurate.