Lisp in Small Pieces https://www.amazon.com/dp/0521545668/ref=cm_sw_r_other_apa_i_q2KfEbQRY3CFP https://www.amazon.com/dp/0521545668/ref=cm_sw_r_other_apa_i...

Lisp in Small Pieces https://www.amazon.com/dp/0521545668/ref=cm_sw_r_other_apa_i_q2KfEbQRY3CFP https://www.amazon.com/dp/0521545668/ref=cm_sw_r_other_apa_i... is excellent, and I think would help.