APA Format
Block, Joel D.;
. ([s.a.]). Secrets of better sex
/ JoeL D. BLock
. [s.l.] : Parker Publishing
MLA Format
Block, Joel D.;
. Secrets of better sex
/ JoeL D. BLock
. [s.l.] : Parker Publishing, [s.a.]
Chicago Format
Block, Joel D.;
. Secrets of better sex
/ JoeL D. BLock
. [s.l.] : Parker Publishing, [s.a.]
Australian/Harvard Format
Block, Joel D.;
. [s.a.]. Secrets of better sex
/ JoeL D. BLock
. Parker Publishing [s.l.]