APA (7e ed.) Bronvermelding

Haslem, J. (1988). Writing engineering specifications. E. & F.N. Spon.

Chicago (17e ed.) Bronvermelding

Haslem, Jeremy. Writing Engineering Specifications. London: E. & F.N. Spon, 1988.

MLA (9e ed.) Bronvermelding

Haslem, Jeremy. Writing Engineering Specifications. E. & F.N. Spon, 1988.