APA (7th ed.) Citation

Princes Risborough Laboratory & Farmer, R. H. (1972). Handbook of hardwoods (2nd edition revised.). H.M. Stationery Office.

Chicago Style (17th ed.) Citation

Princes Risborough Laboratory and Robert Harvey Farmer. Handbook of Hardwoods. 2nd edition revised. London: H.M. Stationery Office, 1972.

MLA (9th ed.) Citation

Princes Risborough Laboratory and Robert Harvey Farmer. Handbook of Hardwoods. 2nd edition revised. H.M. Stationery Office, 1972.