Education Development Center. Educational Services Incorporated. (1967). Introductory physical science. United Publishing.
Chicago-Zitierstil (17. Ausg.)Education Development Center. Educational Services Incorporated. Introductory Physical Science. Manila: United Publishing, 1967.
MLA-Zitierstil (9. Ausg.)Education Development Center. Educational Services Incorporated. Introductory Physical Science. United Publishing, 1967.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.