APA (7th ed.) Citation

Sieper, R. (1988). The student's companion to the USA (4., neubearb. Aufl.). Hueber.

Chicago Style (17th ed.) Citation

Sieper, Roswitha. The Student's Companion to the USA. 4., neubearb. Aufl. München: Hueber, 1988.

MLA (9th ed.) Citation

Sieper, Roswitha. The Student's Companion to the USA. 4., neubearb. Aufl. Hueber, 1988.

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