Cita APA (7th ed.)

Armstrong, F. (1960). The Strength Properties of Timber. Majesty's Stationery Office.

Cita Chicago (17th ed.)

Armstrong, F.H. The Strength Properties of Timber. London: Majesty's Stationery Office, 1960.

Cita MLA (9th ed.)

Armstrong, F.H. The Strength Properties of Timber. Majesty's Stationery Office, 1960.