Citazione Stile APA (7a Edizione)

Hufana, W. O., & Dizer, R. U. (2014). Quality of sport friendship and sport enjoyment among high school athletes. College of Human Kinetics, University of the Philippines Diliman.

Citazione stile Chigago Style (17a edizione)

Hufana, Walter O., e Ronualdo U. Dizer. Quality of Sport Friendship and Sport Enjoyment Among High School Athletes. Quezon City: College of Human Kinetics, University of the Philippines Diliman, 2014.

Citatione MLA (9a ed.)

Hufana, Walter O., e Ronualdo U. Dizer. Quality of Sport Friendship and Sport Enjoyment Among High School Athletes. College of Human Kinetics, University of the Philippines Diliman, 2014.