This may be giving out too much of a hint, but I think it parallels what is in the text. Create a unique label and add it to the assembly output at the point you want to return to and then push that same label onto the stack.
Thank you sir! And – no, you didn't give away too much. You saved me from staring blankly at my computer screen for the next week. I have this incredible talent of missing the obvious. Lord knows how I ever made it through the "Hello World" program.