Crisostomo, C. Q., Leung, V. C. P., Senar, R. T. S., Villar, M. Z. P., & Virola, H. R. B. (1992). A Feasibility study on the expansion of the Posblock Building System. College of Engineering.
Čikaški stil citiranja (17. izdanje)Crisostomo, Catherine Q., Vincent Charles P. Leung, Racquel Theresa S. Senar, Maria Zenaida P. Villar, i Henry Rophen B. Virola. A Feasibility Study on the Expansion of the Posblock Building System. Diliman, Quezon City: College of Engineering, 1992.
MLA način citiranja (9. izdanje)Crisostomo, Catherine Q., et al. A Feasibility Study on the Expansion of the Posblock Building System. College of Engineering, 1992.
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