Bert, P. (1886). First steps in scientific knowledge. Philadelphia: J.B. Lippincott Company.
Chicago Style CitationBert, Paul. First Steps in Scientific Knowledge. Philadelphia: J.B. Lippincott Company, 1886.
MLA CitationBert, Paul. First Steps in Scientific Knowledge. Philadelphia: J.B. Lippincott Company, 1886.
Warning: These citations may not always be 100% accurate.