Alder,Harry. (2000). Boost your intelligence: Tested techniques for improving your IQ and EQ. Kogan Page.
Παραπομπή Chicago StyleAlder,Harry. Boost Your Intelligence: Tested Techniques for Improving Your IQ and EQ. New Delhi: Kogan Page, 2000.
Παραπομπή MLAAlder,Harry. Boost Your Intelligence: Tested Techniques for Improving Your IQ and EQ. Kogan Page, 2000.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.