Παραπομπή APA

(1960). The consulting engineers who's who & yearbook 1967. [s.l.]: Northwood Industrial Publications.

Παραπομπή Chicago Style

The Consulting Engineers Who's Who & Yearbook 1967. [s.l.]: Northwood Industrial Publications, 1960.

Παραπομπή MLA

The Consulting Engineers Who's Who & Yearbook 1967. [s.l.]: Northwood Industrial Publications, 1960.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.