The A970 is manufactured in a plastic TO-92 case. When looking at the flat side with the leads pointed downward, the three leads emerging from the transistor are, from left to right, the emitter, collector, and base leads.
Here is an image showing the pin diagram of this transistor.
Type: PNP
Collector-Emitter Voltage, max: -120 V
Collector-Base Voltage, max: -120 V
Emitter-Base Voltage, max: -5 V
Collector Current − Continuous, max: -0.1 A
Collector Dissipation: 0.3 W
DC Current Gain (hfe): 200 to 700
Transition Frequency, min: 100 MHz
Noise Figure, max: 2 dB
Operating and Storage Junction Temperature Range: -55 to +125 °C
Package: TO-92