There are a number of places where this type of information is available, IPC-A-610, section 4.1.3.2 for attachment to threaded fasteners, Section 6 for Terminals Connections, which includes various methods to attach and solder wires to different types of terminals.
Section 11, Discrete Wiring, 11.2 Jumper wires attached to printed circuit boards and component, be it either leaded or leadless components.
IPC 7711/7721 also discusses how to repair printed boards by adding, routing and soldering wires to boards and components.