Gaya APA
Robert, ., Hurst, C. (2016).
Family Biking : The Parent's Guide To Safe Cycling (Ed.1).
Amerika:
Falcon Guides.
Gaya MLA
Robert, ., Hurst, Christie.
"Family Biking : The Parent's Guide To Safe Cycling".
Ed.1
Amerika:
Falcon Guides,
2016.
Text.