APA (7e ed.) Bronvermelding

PENN, M. R. (2012). Introduction to Infrastructure: An introduction to civil and environmental engineering / Michael R. Penn, Philip J. Parker. John Wiley.

Chicago (17e ed.) Bronvermelding

PENN, Michael R. Introduction to Infrastructure: An Introduction to Civil and Environmental Engineering / Michael R. Penn, Philip J. Parker. John Wiley, 2012.

MLA (8e ed.) Bronvermelding

PENN, Michael R. Introduction to Infrastructure: An Introduction to Civil and Environmental Engineering / Michael R. Penn, Philip J. Parker. John Wiley, 2012.