APA (7e ed.) Bronvermelding

Arnold, J. I., & Philippi, H. A. (1958). Challenges to American youth (6th ed.). Row, Peterson.

Chicago (17e ed.) Bronvermelding

Arnold, Joseph Irvin, en Harlan A. Philippi. Challenges to American Youth. 6th ed. Evanston, Ill: Row, Peterson, 1958.

MLA (8e ed.) Bronvermelding

Arnold, Joseph Irvin, en Harlan A. Philippi. Challenges to American Youth. 6th ed. Row, Peterson, 1958.