Prog, C. L. E. Introduction to nature science: A resource manual for the general examination. Mc Graw Hill.
Chicago Style (17th ed.) CitationProg, College Level Examination. Introduction to Nature Science: A Resource Manual for the General Examination. Mc Graw Hill.
MLA (8th ed.) CitationProg, College Level Examination. Introduction to Nature Science: A Resource Manual for the General Examination. Mc Graw Hill.
Warning: These citations may not always be 100% accurate.