توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Clarke, K., Graves, S., Wong, A., Triffitt, J., Francis, M., & Czernuszka, J. (1993). INVESTIGATION INTO THE FORMATION AND MECHANICAL-PROPERTIES OF A BIOACTIVE MATERIAL BASED ON COLLAGEN AND CALCIUM-PHOSPHATE.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Clarke, K., S. Graves, A. Wong, J. Triffitt, M. Francis, و J. Czernuszka. INVESTIGATION INTO THE FORMATION AND MECHANICAL-PROPERTIES OF A BIOACTIVE MATERIAL BASED ON COLLAGEN AND CALCIUM-PHOSPHATE. 1993.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Clarke, K., et al. INVESTIGATION INTO THE FORMATION AND MECHANICAL-PROPERTIES OF A BIOACTIVE MATERIAL BASED ON COLLAGEN AND CALCIUM-PHOSPHATE. 1993.