Armstrong, H. E., & Van Praagh, G. (1973). H.E. Armstrong and science education : selections from 'The teaching of scientific method' and other papers on education by H.E. Armstrong / edited, with an introduction, by G. Van Praagh: Selections from 'The teaching of scientific method' and other papers on education by H.E. Armstrong. Murray.
Chicago Style (17th ed.) CitationArmstrong, Henry Edward, and Gordon Van Praagh. H.E. Armstrong and Science Education : Selections from 'The Teaching of Scientific Method' and Other Papers on Education by H.E. Armstrong / Edited, with an Introduction, by G. Van Praagh: Selections from 'The Teaching of Scientific Method' and Other Papers on Education by H.E. Armstrong. London: Murray, 1973.
MLA (9th ed.) CitationArmstrong, Henry Edward, and Gordon Van Praagh. H.E. Armstrong and Science Education : Selections from 'The Teaching of Scientific Method' and Other Papers on Education by H.E. Armstrong / Edited, with an Introduction, by G. Van Praagh: Selections from 'The Teaching of Scientific Method' and Other Papers on Education by H.E. Armstrong. Murray, 1973.