You will want
Betz's translation of the PGM itself. You will also want
Stephen Skinner's Techniques of Graeco-Egyptian Magic which gives an overview of the traditional techne involved.
Flower's Hermetic Magic is a less formal/traditional take on the same source material so perhaps better if you are a total beginner who wants to dabble here.
You describe yourself as worshipping Aphrodite. You should know that the PGM is rarely concerned with honouring the gods. There are spells where the gods are threatened into fulfilling the sorcerer's desires. That, along with it's horrendous abuse of animals (including drowning cats, putting live, caged eagles into vats of boiling oil and a demand for rare animal parts extracted by torture which actually created a market in animal cruelty in late antiquity), led to the PGM being scorned and rejected as loathsome by pious Hellenic pagans, including Porphyry. Even Iamblichus, who proposed pious magic in a serious way,
.
If you want something that is less morally troubling while still being powerful, Patrick Dunn's
The Practical Art of Divine Magic is a beautiful, demanding but accessible revitalisation of theurgy and magic worked with the Divine (including Aphrodite) rather than against the Divine. Kupperman's
Living Theurgy is also excellent, though more demanding and technical.