Heimler, C. H., & Price, J. (1974). Focus on physical science (2nd ed.). Charles E Merrill.
Chicago Edition CitationHeimler, Charles H., i Jack Price. Focus on Physical Science. 2nd ed. Ohio: Charles E Merrill, 1974.
Cita MLAHeimler, Charles H., i Jack Price. Focus on Physical Science. 2nd ed. Charles E Merrill, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.