(2016). Guinness world records 2017. London: Guinness World Records Limited.
Trích dẫn kiểu ChicagoGuinness World Records 2017. London: Guinness World Records Limited, 2016.
MLA引文Guinness World Records 2017. London: Guinness World Records Limited, 2016.
警告:這些引文格式不一定是100%准確.