Books Authored by Claude C. Hopkins

Scientific Advertising

Scientific Advertising

Sublime Finance Super Pack

Scientific advertising

Scientific Advertising

Publicidade Científica (Traduzido)

Scientific Advertising with My Life in Advertising

Scientific Advertising

Publicidad Científica (Traducido)

Publicité Scientifique (Traduit)

Wissenschaftliche Werbung (Übersetzt)

Pubblicità Scientifica (Tradotto)