توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Hubbard, G. W. (1991). The effects of teaching decision making and time management skills on pregnant teens' self - efficacy. University of California.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Hubbard, Gay West. The Effects of Teaching Decision Making and Time Management Skills on Pregnant Teens' Self - Efficacy. Los Angeles: University of California, 1991.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Hubbard, Gay West. The Effects of Teaching Decision Making and Time Management Skills on Pregnant Teens' Self - Efficacy. University of California, 1991.