APA

Budge I., Keman H., . (1990). Parties and democracy: coalition formation and government functioning in twenty states. Oxford: Oxford University Press.

Chicago

Budge Ian, Keman Hans, . 1990. Parties and democracy: coalition formation and government functioning in twenty states. Oxford: Oxford University Press.

Harvard

Budge I., Keman H., . (1990). Parties and democracy: coalition formation and government functioning in twenty states. Oxford: Oxford University Press.

MLA

Budge Ian, Keman Hans, . Parties and democracy: coalition formation and government functioning in twenty states. Oxford: Oxford University Press. 1990.