Cita APA

Wignall, N. (1973). The students' text book of heating and ventilation Technitrade.

Citación estilo Chicago

Wignall, Norman. The Students' Text Book of Heating and Ventilation. 12a. ed. London: Technitrade, 1973.

Cita MLA

Wignall, Norman. The Students' Text Book of Heating and Ventilation. 12a. ed. London: Technitrade, 1973.