APA (7e ed.) Bronvermelding

Harvard Student Agencies (Cambridge, Mass.). (1988). Let's go: The budget guide to Europe 1988. Harrap/Columbus Books.

Chicago (17e ed.) Bronvermelding

Harvard Student Agencies (Cambridge, Mass.). Let's Go: The Budget Guide to Europe 1988. London: Harrap/Columbus Books, 1988.

MLA (9e ed.) Bronvermelding

Harvard Student Agencies (Cambridge, Mass.). Let's Go: The Budget Guide to Europe 1988. Harrap/Columbus Books, 1988.