APA (7th ed.) Citation

Hegmann, W., Brace, A. W., & Groom, E. J. (1978). Aluminium workshop practice / by W. Hegmann (English ed.). Technicopy Ltd.

Chicago Style (17th ed.) Citation

Hegmann, W., Arthur William Brace, and E J. Groom. Aluminium Workshop Practice / by W. Hegmann. English ed. Stonehouse: Technicopy Ltd, 1978.

MLA (9th ed.) Citation

Hegmann, W., et al. Aluminium Workshop Practice / by W. Hegmann. English ed. Technicopy Ltd, 1978.

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