Wickler, W. (1966). Breeding aquarium fish: An introduction to the biology of their reproduction. Van Nostrand.
Chicago-viite (17. p.)Wickler, Wolfgang. Breeding Aquarium Fish: An Introduction to the Biology of Their Reproduction. Princeton, New Jersey: Van Nostrand, 1966.
MLA-viite (9. p.)Wickler, Wolfgang. Breeding Aquarium Fish: An Introduction to the Biology of Their Reproduction. Van Nostrand, 1966.
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