APA (7th ed.) Citation

Whiffen, M., & Koeper, F. (1981). American architecture 1607-1976 / Marcus Whiffen and Frederick Koeper. Routledge 3 Kegan Paul.

Chicago Style (17th ed.) Citation

Whiffen, Marcus, and Frederick Koeper. American Architecture 1607-1976 / Marcus Whiffen and Frederick Koeper. London: Routledge 3 Kegan Paul, 1981.

MLA (9th ed.) Citation

Whiffen, Marcus, and Frederick Koeper. American Architecture 1607-1976 / Marcus Whiffen and Frederick Koeper. Routledge 3 Kegan Paul, 1981.

Warning: These citations may not always be 100% accurate.