APA (7e ed.) Bronvermelding

(2017). Runner's world race everything: How to conquer any race at any distance in any environment and have fun doing it / Bart Yasso with Erin Strout.

Chicago (17e ed.) Bronvermelding

Runner's World Race Everything: How to Conquer Any Race at Any Distance in Any Environment and Have Fun Doing It / Bart Yasso with Erin Strout. 2017.

MLA (9e ed.) Bronvermelding

Runner's World Race Everything: How to Conquer Any Race at Any Distance in Any Environment and Have Fun Doing It / Bart Yasso with Erin Strout. 2017.