APA

Simmons N., Simmons N., Bongini B., Clare S., Hamilton A. & Santillan J. (2014). Family and friends. China: Oxford university press.

Chicago

Simmons Naomi, Simmons Naomi, Bongini Barbara, Clare Simon, Hamilton Andy and Santillan Jorge. 2014. Family and friends. China: Oxford university press.

Harvard

Simmons N., Simmons N., Bongini B., Clare S., Hamilton A. and Santillan J. (2014). Family and friends. China: Oxford university press.

MLA

Simmons Naomi, Simmons Naomi, Bongini Barbara, Clare Simon, Hamilton Andy and Santillan Jorge. Family and friends. China: Oxford university press. 2014.