Ben Hartman

The Lean Micro Farm

The Lean Farm

The Plastic-Free Farm and Garden

The Lean Farm Guide to Growing Vegetables

The Lean Farm: How to Minimize Waste, Increase Efficiency, and Maximize Value and Profits with Less Work

The Lean Micro Farm

Zaken doen [Do Business]: De kracht van onderhandelen, overreden en overtuigen [The Power of Negotiation, Persuasion, and Persuasion] (Unabridged)

Sollicitatiegesprek [Job Interview]: Vragen en antwoorden voor een succesvolle sollicitatie [Questions and Answers for a Successful Job Application] (Unabridged)

Invloed [Influence]: Geheimen van krachtig overtuigen en overreden [Secrets of Powerful Persuasion and Persuasion] (Unabridged)

Onderhandelen [Negotiate]: De kunst en kracht van zaken doen en subtiel overtuigen [The Art and Power of Doing Business and Subtly Persuading] (Unabridged)