Cita APA

Derrick Beckett. (1974). An introduction to structural design timber. Surrey university.

Chicago Edition Citation

Derrick Beckett. An Introduction to Structural Design Timber. England: Surrey university, 1974.

Cita MLA

Derrick Beckett. An Introduction to Structural Design Timber. Surrey university, 1974.

Atenció: Aquestes cites poden no estar 100% correctes.