Gaya APA

Kendall, K, E., Kendall, J, E. (2020). Systems analysis and design 10th ed . Harlow: Pearson Education.

Gaya MLA

Kendall, Kenneth, E.., Kendall, Julie, E.. "Systems analysis and design 10th ed". Harlow: Pearson Education, 2020. Buku Wajib.