Julia & Derek Parker. (2001). Parkers' Astrology: The essential guide to using astrology in your daily life. Dorling Kindersley.
Čikaški stil citiranjaJulia i Derek Parker. Parkers' Astrology: The Essential Guide to Using Astrology in Your Daily Life. London: Dorling Kindersley, 2001.
MLA način citiranjaJulia i Derek Parker. Parkers' Astrology: The Essential Guide to Using Astrology in Your Daily Life. Dorling Kindersley, 2001.
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