Lamb, D. R., & Williams, M. H. (1991). Ergogenics - enhancement of performance in exercise and sport. Brown & Benchmark.
Lua i Stíl Chicago (17ú heag.)Lamb, David R., agus Melvin H. Williams. Ergogenics - Enhancement of Performance in Exercise and Sport. Indianapolis, IN: Brown & Benchmark, 1991.
Lua MLA (9ú heag.)Lamb, David R., agus Melvin H. Williams. Ergogenics - Enhancement of Performance in Exercise and Sport. Brown & Benchmark, 1991.
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