APA-čujuhus (7. p.)
Lawrence, R. R., & Richards, H. E. (1953). Principles of alternating-current machinery (4th ed.). McGraw-Hill Book.
Chicago-čujuhus (17. p.)
Lawrence, Ralph R., juo Henry E. Richards. Principles of Alternating-current Machinery. 4th ed. New York: McGraw-Hill Book, 1953.
MLA-čujuhus (9. p.)
Lawrence, Ralph R., juo Henry E. Richards. Principles of Alternating-current Machinery. 4th ed. McGraw-Hill Book, 1953.
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