APA (7e ed.) Bronvermelding

Gamon, D. Building mental muscle: Conditioning exercises for the six intelligence zones. Viva Books.

Chicago (17e ed.) Bronvermelding

Gamon, David; Bragdon. Building Mental Muscle: Conditioning Exercises for the Six Intelligence Zones. Viva Books.

MLA (9e ed.) Bronvermelding

Gamon, David; Bragdon. Building Mental Muscle: Conditioning Exercises for the Six Intelligence Zones. Viva Books.

Let op: Deze citaties zijn niet altijd 100% accuraat.